Your search returned 200 essays for "ozone layer":
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The Population Growth of Taiwan

- The Population Growth of Taiwan 1. The three paradigms of human population growth are, the Cornucopia paradigm, the Neo-Malthusian paradigm and the UN Model. The cornucopia paradigm makes the assumption that the more humans are the better because then there will be more ideas and technological advances; the human population growth is unlimited. This assumption is unrealistic because with an overabundance of people, the resources they would need to survive would diminish as they already are. The result of this kind of growth would mean there would be six quadrillion people on earth....   [tags: Papers]

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Depletion of the Ozone Layer

- Depletion of the Ozone Layer The issue of whether the people of the world have exaggerated the threat of the ozone depletion has been widely debated. It is an important issue because it concerns health and well being now and tomorrow. A variety of different arguments have been put forward about this issue. Because air pollution is greatly affecting the ozone, America needs to take immediate steps to stop ozone depletion. This essay will examine different arguments concerning the ozone layer. Ozone is a highly irritant gas, which is formed in our atmosphere in the presence of sunlight from other air pollutants, including nitrogen oxides and hydrocarbons....   [tags: essays research papers]

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Ozone Season Just Ahead

- With ozone season just around the corner, big cities everywhere are getting worried about low visibility and magnified allergies. The season begins Monday, May 1st and extends through September 30th. Jilayne Jordan, Spokesperson for the Georgia Department of Transportation says that, Elderly people, kids with asthma or allergies and people who exercise outdoors that when there’s a smog alert day, it’s extremely hard on the lungs. Mark Ressler, Senior Meteorologist at The Weather Channel, says weather can worsen the problem....   [tags: essays research papers]

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Extinction Of Dinosaurs

- Could an exploding star have been responsible for the death of the dinosaurs. This idea has become popular again as an explanation for the disappearance of the dinosaurs. An exploding star can blast material enormous distances into space. If this material reached Earth’s atmosphere, changes may have occurred that were harmful to life. We call an exploding star a supernova. Nova is the Latin word for new, and in ancient times, when an exploding star was observed, people often thought a new star was being born....   [tags: essays research papers]

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The Conservation of Coral Reefs

- Coral Reefs need to be preserved for many reasons. In this paper I will discuss a few of them. First of all, they houses a collection of diverse organisms, and contribute fisheries which provide food items such as fish, crustaceans, and mollusks. Furthermore, coral skeletons are being used as bone substitutes in reconstructive bone surgery and may be able to provide important medicine, including anti-cancer drugs and a compound that blocks ultra-violet rays, they even help reduce global warming by taking carbon dioxide out of the air....   [tags: essays research papers]

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The Earth is surrounded by a covering of air which we call the atmosphere.

- The Atmosphere The Earth is surrounded by a covering of air which we call the atmosphere. It reaches over 384 miles from the surface of the earth, so we can only see what occurs in the troposphere and the tropopause. Nitrogen – 78% Oxygen – 21% Argon – 1% Carbon Dioxide – 0.035% Other – 0.00253% The above information highlights what the atmosphere is composed of. It is clearly visible that Nitrogen is the dominant gas as over three quarters of the atmosphere is made up of this....   [tags: Papers]

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Holes in the Ozone Layer

- Holes in the Ozone Layer Ozone, 03 is a highly important component of the earth's atmosphere. Close to the ground ozone, is produced by the action of light on exhaust fumes and so concentrates in areas of heavy traffic. In this was it can be a pollutant, it corrodes metal, can inhibit plant growth and cause irritation to the lungs and throat. Up in the stratosphere though, about 15-50km above the earth surface, ozone is beneficial as it intercepts much of the suns UV (ultraviolet) radiation that would otherwise reach the earth....   [tags: Papers]

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Global Warming is a Reality That Must be Taken Seriously

- Global Warming is a rising epidemic that is one of high controversy. The growing concern that Global Warming is going to thermally destroy the earth is causing concentrated precautions to take place. With worry mounting in the lives of the human race, it is intensifying the idea that things must be done to stop the depletion of the ozone layer. There are several problems around the earth that prove the occurrence of Global Warming. It is very real. The world could end at any given time in the next century, due to foreseen occurrences such as, rising in sea level, extreme climate changes, and the unexplainable spreading of tropical diseases....   [tags: Climate Change, Argumentative Essay]

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Let's Keep the Planet Clean

- If you could change one thing to make the world a better place, what would it be. Would you trade in your SUV for a hybrid. Or something simpler, like changing all of the lights in your house to energy efficient ones. Or would you start to recycle everything you possibly could. Well, all of these things are great ways to become an eco-friendly person. In my opinion, it is most important to stop damaging the ozone layer. Right now there are still hundreds of thousands of cars on the road that don’t exactly help the earth’s condition, many other things that emit toxins into the air, and that needs to change....   [tags: Environment, Environmental]

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Air and Rock

- Air and Rock Composition of atmosphere: * 78% nitrogen * 21% oxygen * 0.04% CO2 * 1% Noble gases (mainly argon) Atmosphere wasn’t always like this, here’s how the first 4.5 billion years have gone: Phase 1 (first billion years) – Volcanoes gave out steam, CO2, NH3 and CH4 ---------------------------------------------------------------------- * earth’s surface molten, any atmosphere boiled away. * Cooled and thin crust formed but volcanoes kept erupting....   [tags: Papers]

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Light Detection And Ranging

- LIDAR, stands for Light Detection And Ranging, is an active optical remote sensing instrument. It is an innovative technique that uses laser for probing the planetary atmosphere [1, 2, and 3]. Atmospheric LIDARs use narrow pulsed lasers. Flash-lamp pumping is generally employed in generation of Q-switched lasers. Flash-lamp pumped (FLP) systems produce lasers at low repetition rate with high pulse energies. Several problems such as limited life-time of flash-lamp and requirement of pump motors for driving deionised (DI) water to cool the laser cavities limit the applications of FLP systems in strategic fields....   [tags: planetary atmosphere, lasar, boundary layer]

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Environmental Issues and Christians

- Environmental Issues and Christians Christians have grown to be more aware of environmental issues. Good stewardship means that they have a duty to save and protect the environment. The different Christian Churches teach that the health of the environment is extremely important and we need to all help protect the earth and life on it. The Methodist Church teaches that "The health of the environmental system is critical to all life and immensely fragile in the face of the demands of a consumerist and technologically powerful culture." This means that the natural world is in danger of being damaged from industrial factories and forthcoming technology....   [tags: Papers]

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The Environmental Effects of Air Pollution

- Air pollution remains as one of the most immense problems that modern society faces as of today. Dating back since the era of the Industrial Revolution, the usage of factories and heavy labor has introduced many unwelcome gases and substances to the atmosphere and many of today’s industries continue to worsen the situation of air pollution. Many people who were introduced to the Industrial Revolution cared less about pollution and as science began to expand, the awareness of air pollution has grown havoc towards today....   [tags: problems, acid, rain, ozone, climate]

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The Analysis of the Human Fingerprints

- ... In addition, fingerprints are left on surfaces because of the combination of the ridges in your skin and the natural oils and sweat produced on your skin. Secretions from your sweat glands leave varying amounts of oils and salts on the skin. When your finger comes into contact with any surface, these secretions, along with the ridges on your fingerprint, produce a mirror image of the fingerprint on the surface on the object that you touch. However, this is only the first step in the process that is fingerprint analysis....   [tags: basal, layer, surfaces, crime, investigation]

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Effects of Natural Disasters on Global Society

- I have chosen to write about the effect of natural disasters on our global society. Natural disasters such as earthquakes, hurricanes, wildfires, tornados, tsunamis, volcanic eruptions and floods have killed thousands of people over the past years. Studies have shown that natural disasters are becoming more common due to climate change. Natural disasters are classified into two groups, climate related and geophysical disasters. Climate related disasters include floods, wildfires, hurricanes, and tsunamis....   [tags: climate, geophysical, warming]

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Human Causation of Global Warming is Baseless

- According to the American Heritage Dictionary of Sciences, global warming refers to continued surge in Earth’s atmospheric temperatures. These surges can be attributed to either man-made or pure natural occurrences. Proponents of global warming have for long believed that humans are the main reason increases in temperature around the globe is at an all-time high. These arguments are baseless as many scientific researchers have proven over time. Firstly, humans are blamed for engaging in activities that release more carbon dioxide into the atmosphere thereby depleting the ozone layer....   [tags: ozone, temperature, greenhouse]

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Amazing Atmosphere of the Earth

- ... In the mid 1970's, several researchers looked into the chemicals affecting the ozone layer. These chemicals were mostly Chlorofluorocarbons or CFCs. CFCs were first thought of as miracle substances because of their stability. CFCs are also non flammable, low in toxicity, and it was inexpensive to produce. CFCs are found in refrigerants, air conditioners, aerosol cans, firefighting equipment, solvents, and pesticides. The stability of CFCs makes it hard for natural means like rain to efface it....   [tags: ozone layer, radiation, oxygen]

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The True Meaning Behind That Layer Of Blue Nail Polish

- The True Meaning Behind that Layer of Blue Nail Polish When the red-based shades such as pink and orange were the only type of nail polish females dared to wear, I remember wondering if in the near future they'd dare switch to completely new shades such as blue or green. Now that day and age has come when all different shades of blue can be seen painted on teens' nails. Yet, this new choice of blue isn't just another craze of the moment. Rather, it symbolizes something slightly deeper. This latest trend of “ blues” not only broke the barrier of “reds only”, but broke the limits of society each girl felt she had when it came to choosing a simple shade of nail polish....   [tags: essays research papers]

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The Symbiotic Relationship Between a Bacteriophage and the Mucus Layer of a Metazoan Host

- ... The results of the experiments supported the idea that Hoc proteins found within the capsid interact with mucin, a glycoprotein on the mucus layer. The research helped to develop the bacteriophage adherence to mucus (BAM) model, in which phages provide a defense against microbial species on the surface of the mucus layer. This model will be useful to when expanding the topic because based on the idea that the model is considered to be part of the innate immune system. There were some aspects of the article that did not seem to be described in enough detail....   [tags: defense, bacteria, study]

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Effects of Global Warming

- Global Warming Global warming is an increase in the temperature of the earth's weather. Global warming is also known as the green house effect. Global warming is a very serious world issue. Most humans are trying to do as much as they can to help stop global warming. Global warming has caused many problems to the earth in addition to the humans that live here on the earth. A problem caused by global warming is very hot summers. Some summers have had days that the temperature had reached 30*C. Another Problem that global warming has caused is the melting of polar ice caps....   [tags: Climate Change, Argumentative Essay]

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Chemist Jose Mario Molina and the Discovery of How Chlorofluorocarbons Affect the Ozone Layer

- Chemists are the specialists in chemistry, that interact with chemical properties, and reactions. The earth is made up of different gases. Some of this gases are needed for life in the planet but other gases can be harmful to the living. Gas’s use in regular quantities are favorable to the earth. The world started to become more advance and had to use more of this gases to produce everyday objects and inventions by men. Little did we knew this chemicals we going to affect us in our life....   [tags: environmental sciences breakthroughs]

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Environmental Pollution

- Environmental Pollution Our environment is affected by our daily actions. The earth is plagued with land, air and water pollution. Some of the problems we face on earth are: deforestation, nuclear waste, acid rain, global warming, overpopulation and some animals are endangered. Air pollution has many different sources. Power-generated plants, oil refineries, chemical plants, and steel mills contribute to about 140 million tons of pollutants into the air every year. Automobiles account for at least 80 percent, of air pollution; the heaviest polluter....   [tags: Papers]

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An Inside Look at Soil

- Soil makes up the outermost layer of our planet. On average, most soil is approximately 1 meter thick. But, where does soil come from. Soil undergoes different processes in order to become, well, “dirt.” Weathering is the name given to the process by which rocks are broken down to form soil. There are several different types of weathering processes, in which rocks undergo to form soil: physical, chemical, and biological. In physical weathering, rocks are broken down into finer and finer particles by means of physical attributes, such by water or freezing....   [tags: the outermost layer of our planet]

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We Must Stop Global Warming

- We are living in the midst of a great chemical experiment, and some serious consequences are becoming apparent to scientists. More than two billion pounds of chemicals are spewed into the air each year. These chemicals are brewing a disastrous stew, resulting in an atmosphere crisis. The greatest consequences of the atmosphere crisis may be global warming and ozone depletion. If humankind wants to continue to inhabit earth, then we must stop this horrid destruction of our own environment. The Earth appears to be warming due to the greenhouse effect....   [tags: Climate Change, Air Pollution]

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Save Our Earth: It's In Our Hands

- The environment, in general, is very similar to the human body. It needs to be protected the same way the human body should be protected from any viruses or infections. Our global environment reacts to many things that harm it, just as the human body reacts to a disease. Many things that harm our environment, and most of them are created by our own hands; they are things like motor vehicles, factory waste, and the lack of recycling. “Car engines harm our environment in many different ways. They produce waste like carbon dioxide that pollute our natural air....   [tags: environmentalism, environment, environmental]

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Critically Endangered Species: Amur Leopard

- ... What can we do to stop this. How can we save the very animals we have endangered and threatened. The Species Survival Plan: The AZA, Associations of Zoos and Aquariums, have set up a worldwide system to attempt to save these very threatened animals. The program is called the Species Survival Plan. As part of the species survival plan, zoos and aquariums in conjunction with AZA follow a system of rules and plans to help promote the care of these endangered animals in facilities. Each animal, out of the over 500 species AZA protects, has their own management system as set up by the various ....   [tags: deforestation, ozone depletion]

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The Ozone Layer Shields Us and Saves Our Lives

- ... Solar energy is inexhaustible and cheaper than ever, now powering everything from portable radios to homes, stores and neighborhoods. Geothermal energy on a smaller scale is through a geothermal heat pump, which exploits the temperature difference between the earth's surface and the air. The state of Maine gets 22 percent of its electricity from hydro-power. These are proven techniques geared toward the conservation of energy, promoting a healthier earth in our near future. Unlike many renewable sources of energy, fossil fuels are relatively less expensive to produce....   [tags: radiation, energy, atmosphere]

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Global Warming and How It Affects Us

-   Global Warming and How It Affects Us Global warming will have dramatic effects on us and our future. Although some may not see the subtle changes, global warming and the effects on the climate are definitely taking place. In the last couple of years, in Philadelphia for instance, the winters have slowly gotten warmer with barely any snow at all, and the summers are getting increasingly hot. While we might not be able to completely stop global warming, we might be able to slow down the process....   [tags: ozone, health, climate, process, supply]

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Climate Changes Effect On Antarctica

- ... The satellites measure changes in gravity to determine mass variations of the entire Antarctic ice sheet. Initial observations found that that most of Antarctic mass loss comes from Western Antarctica. Antarctic ice thickness has decreased forty percent since the early 1960s. Carbon Dioxide is released into the atmosphere by burning fossil fuels. Fossil fuels are fuels found deep in the earth. Some fossil fuels are found miles underneath the earth’s exterior crust. Fossil fuels are used to power everything from semi-trucks to small engines....   [tags: carbon dioxide, greenhouse gases, ozone deplation]

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ozone layer

- ozone layer Summary of Learning of the Ozone Experience On the 16th of September 1987, negotiators meeting in Montreal finalized a landmark in international environmental diplomacy: the Montreal Protocol on Substances That Deplete the Ozone Layer. The Successful Conclusion of the negotiations in Montreal was widely hailed at the time as a historic even. As the protocol was the most ambitious attempt ever to combat environmental degradation on a global scale. In the 10 years since that meeting in Montreal, the accord has set in motion myriad actions by national governments, international organizations, scientists, private enterprises, and individual consumers....   [tags: essays papers]

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The Effects Of Global Warming On The World

- A massive change in the past centuries has happened to our planet, which was a result of global warming. Global warming is a big environmental issue that affects the whole wide world, which everyone must know and be aware of it, especially youth. By educating younger generations and spreading social awareness there might be a big difference in future actions. The effect of global warming can be grouped into three main headings; the increase of carbon dioxide, weather change, CFCs, methane, and glaciers melt....   [tags: Carbon dioxide, Global warming, Oxygen]

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Caring About Our Environment

- Caring About Our Environment Improving and maintaining the earth’s environment is becoming a more important task every day of our lives. Due to ignorance and frequent carelessness, this important task is quickly becoming a critical one. For this reason, I took it upon myself to construct a strategic plan to enlighten my peers to the problems of our environment. I did this in hopes that it would encourage everyone to act responsibly towards improving and maintaining the environment. With ongoing threats to the earth’s water supply, atmosphere, and surface, I found it necessary to devise a method of environmental enlightenment....   [tags: Environment Ecology Nature Essays Papers]

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A Brief Note On The Thin Layer Chromatography

- The Thin layer chromatography is one of the oldest techniques which is used to identify what is present in an unknown mixture. It is a very useful technique for research,forensics,environmental testing, and many more fields because it is simple and inexpensive way to analyze small samples. In this experiment two compounds (solid) were used ferrocene and acetylferrocene. In the first step 50 ml of 2:8 diethyl ether/petroleum ether was placed in an erlenmeyer flask covered with a parafilm paper to avoid evaporation....   [tags: Thin layer chromatography, Chromatography]

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Chlorofluorocarbons (CFCs)

- Chlorofluorocarbons (CFCs) Chlorofluorocarbons (CFCs) (also known as Freon) are non-toxic, non-flammable and non-carcinogenic. They contain fluorine atoms, carbon atoms and chlorine atoms. The 5 main CFCs include CFC-11 (trichlorofluoromethane - CFCl3), CFC-12 (dichloro-difluoromethane - CF2Cl2), CFC-113 (trichloro-trifluoroethane - C2F3Cl3), CFC-114 (dichloro-tetrfluoroethane - C2F4Cl2), and CFC-115 (chloropentafluoroethane - C2F5Cl)....   [tags: Papers]

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The Effect Of Our Ozone Layer And Climate Change And 2

- For the last few years I keep reading on various news agencies about Global Warming. Some say that it is a myth and it was created to assist certain businesses in thriving with different energy technologies. So is it something to be truly worried about or is it just a ploy. We are going to investigate the truth behind all of this, especially 1. The effect of our ozone layer and climate change and 2. How the human being is playing an impact on it. According to the World Metrological Organization which met two days ago on July 21, 2016 stated “the first six months of this year were the hottest on record”....   [tags: Greenhouse gas, Climate change, Carbon dioxide]

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Human Population And Its Effect On Our Lives

- In every ecosystem, there is a limit to the amount of a certain species that can exist at anytime. Most of these, rely on one another in a most important way. If there is five-hundred bushes of berries and a deer eats five bushes of berries, then you should only have eighty deer. This may support seven wolves and so on and so forth. Every ecosystem is more complex but if a population of a certain species becomes to highly populated, then those below it in the chain will continue to fall while those above it rise in population to due to the increase in food supply....   [tags: Atmosphere, Oxygen, World population, Agriculture]

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Green Chemistry

- If We Had Known About Green Chemistry In 1951, How Would Things Be Different Today. Green Chemistry is the making of chemical products that reduces or eliminates the use and production of hazardous substances in the designing, making, and use of chemical products. It involves the designing and re-designing of chemical creation and chemical products to prevent pollution which will therefore solve environmental problems. Green Chemistry is environmentally safe and has very little side effects on human health and the environment....   [tags: essays research papers]

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The Mystical Life Story Of Jimmy Santiago Baca

- Baca The mystical life story of Jimmy Santiago Baca, as told by freelance writer Rob Baker, goes through multiple stages fortunate and unfortunate events. As described in the article Baca’s mother was bitten by a rattle snake before he was born, this would translate into Baca being able to “see in the dark” and also more realistic “he would change many times throughout his life, just as a snake sloughs its skin”. A beautifully explained metaphor by the healer, but sadly a tragic impact on Baca’s life....   [tags: Prison, Life imprisonment, Penology, Layer]

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Dying Of Consumption Drops Another Boom About Resource Depletion From The Ocean

- In addition to The Shadows of Consumption, the article Dying of Consumption drops another boom about resource depletion from the ocean due to human activities. The author presented analysis which showed that 7,800 species of wild seafood out of which a 14-percent team found wide-catches of 29 percent of these species are now at least 90 percent below average (Dauvergne, 2008). If no measures are put in place to curtail this harvest, there might be a “collapse”, the team predicts. The article presents supporting evidence from a 10-year survey of the global oceans, which found over 90 percent decline of large predatory fish over the last half century....   [tags: Ozone depletion, Greenhouse gas, Ocean]

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Effects Of Ozone Pollution

- The Effects of Ozone Pollution The term "ozone" has appeared in numerous magazine and newspaper articles and has been a subject of discussion on both radio and television. Despite all the publicity surrounding this term, however, many people are still confused by it. The confusion arises from the fact that ozone is both beneficial and harmful. We know that the ozone layer in the upper atmosphere acts as a filter for the sun's ultraviolet rays, reducing the amount of radiation that reaches the earth's surface....   [tags: Environment Pollution Green Ecology]

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Acid Rain

- Acid Rain Acid rain is caused by extra amounts of sulphur dioxide and nitrogen oxides. Natural sources of sulphur oxides and nitrogen oxides do exist, but are balanced by nature. Normal rain reacts with alkaline chemicals from the region's bedrock that are in the air, soils, lakes, and streams. This neutralizes the rain. However, if rain is more highly acidic, then the natural neutralizing chemicals can eventually become depleted. This is what is happening with more than 90% of the sulphur and 95% of the nitrogen emissions coming from humans....   [tags: Free Essay Writer]

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Using High Performance Liquid Chromatography

- Experimental Although there has been many ways to isolate the compounds in frankincense, this paper is looking at two methods in particular. Moussaieff et al. Method 4 The first method involves incensole acetate being extracted from the resin of Boswellia carterii (20 g, Pamir, Tel Aviv, Israel) with 150 mL of petroleum ether (3x). The extract was then washed with 200 mL of 5% NaOH solution (3x) and the non-acid-containing petroleum ether portion was acidified with 1 M of HCl. The solution was then washed with a saturated NaCl solution and dried over MgSO4....   [tags: Chromatography, Thin layer chromatography]

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The Effects Of Air Pollution On Our Environment

- Air pollution is one of the harmful substances to our environment, and it causes the damaging of the environment in the atmosphere such as, human and animal health and the quality of life. This is, recently there has been an increase in the death rates that result from diseases that caused by air pollution such as, asthma, respiratory system problem, lung cancer (National Institute of Environmental Health Sciences). Air pollution does not only affect humans’ live, but it also damages our ecological system as a whole such as plants and animals....   [tags: Air pollution, Particulate, Smog, Ozone]

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Global Warming and Climate Change

- Global warming is a great treat for our planet and its nature. It gradually wipes out everything which exists on the earth’s surface. In recent years, global warming and climate change have become one of the biggest topics, which rise concerns among people. Global warming is an increase in average surface temperature of the earth. It has several negative impacts on the environment and on its inhabitants. Many factors can cause global warming, but the significant one is greenhouse gases. Greenhouse gases have negative effects on climate and cause melting of polar ice caps, acid rain, and ozone layer destruction....   [tags: chemical gases, flooding, high tides]

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Depletion of the Ozone Layer

- Depletion of the Ozone Layer The atmospheric ozone layer protects all living things from the harmful effects of the Sun. In recent years however, much damage has been caused to the ozone layer, causing it to decrease in size. The depletion of the ozone layer has and will continue to have many detrimental effects on all living things on this planet. A thinner layer will allow more of the sun’s ultraviolet radiation to reach the Earth’s surface. In particular, it will be the increase of UV-B rays which will have the most negative side effects....   [tags: Papers]

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Ozone Depletion

- Ozone Depletion In this world of rapid change, it's extremely difficult for a company to stay ahead of the game even using all the resources available to them. So, it's difficult to imagine the problems they would run into when a group of environmentalists decide to boycott a substance which is the foundation of their company. These chemicals, although very useful, cause consequences that need to be dealt with now in order to prevent further damage. The chemicals in question are numerous, but the two gaining the most attention are chloroflurocarbons (CFC's) and carbon tetrachloride....   [tags: essays research papers]

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Core Layers : The Core Layer

- Core layer: The core layer determines the efficiency of the network because it is the high speed backbone of the network. This layer is makes sure that data packets are transported in a fast and reliable pace across the network. Furthermore this is where the high-end switches and cables are found examples are the fiber cables. Note, in the core layer, traffic are not routed and no packet manipulation. Rather everything aggregates to the core layer Distribution layer: This layer serves as the borderline or demarcation for the core layer and access layer the LAN based routers and layer 3 switches are been used in this layer to ensure that the data packets are been properly routed between t...   [tags: Computer network, Router, Computer security]

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Wireless Sensor Networks

- Survey on wireless sensor networks: Many recent advancements which took place in the wireless communications and electronics is the reason which enabled development of cost effective sensors, and those sensors are used for various applications like in household, military and other areas. The networks still have some technical problems which still need to be fixed and are currently being researched. Primarily a wireless sensor network is a group of spatially spread sensors which are deployed to monitor and record the physical condition of the environment and also gather data like temperature, humidity, atmospheric pressure, sound and etc....   [tags: communication, frequency, layer]

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The Ester Layer

- Following the washing of the ester layer there will still be small amounts of acids remaining in the ester layer. However, it is likely that all of the sulfuric acid would have been completely removed from the ester layer in the first washing due to its complete ionisation. To remove the remaining quantities of acid in the ester layer washing can be completed with a solution of Na2CO3. In this reaction the acid can be neutralised. 2CH3COOH + CO32- → 2CH3COO- + CO2 + H2O Final washing with water The final washing with the water removes any excess remaining water-soluble substances in the organic layer (such as the salts formed in the last washing) from the separating funnel....   [tags: Water, Distillation, Oxygen, Ammonia]

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We Must Accept the Truth About Evironmental Issues

- In the mid 80s, humanity learned shocking news that our use of certain chemicals (freons) found in our air conditioning, added as a propellent in household sprays, and by certain industrial processes had over the decades resulted in a massive and growing hole in the protective layer of atmospheric ozone, especially over the southern pole of the planet. Before the ozone-hole wake-up call, many had never heard of it (ozone is naturally occurring form of oxygen with three molecules instead of two), much less did we understood the essential role it played in protecting earth organisms from harmful ultraviolet-B wavelengths....   [tags: Environment, Ozone, Climate Change, Global Warming]

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Global Warming and the Depletion of the Ozone (O3) Layer

- Global Warming and the Depletion of the Ozone (O3) Layer The average surface temperature on Earth has increased approximately 1.0°F in the past century, and it is projected that it will again increase somewhere two and nine degrees by the year 2100. This is the expected effect of increased greenhouse gases, which contain the Sun's energy (heat) in the lower atmosphere (troposphere). Much of the increase in these gases can be considered a natural occurrence, however, at least some of it is human induced....   [tags: Environmental Greenhouse Gases]

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The Serious Problem of Global Warming

- Global warming is a big problem in today’s world and its hindering the quality of life for every species. It affects their habitats and environments. Temperature rises and changing landscapes in the arctic circle are endangering several species of animals. Only the most adaptable will survive. If we fail to cut back on the burning of fossil fuels, such as oil and coal, scientists say during the 21st century earth could warm up to an additional 7.2 degrees Fahrenheit. The first initial problem is ice caps melting which causes a rise in sea levels....   [tags: Climate Change, Argumentative Essay]

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Increasing Global Warming Awareness

- Increasing Global Warming Awareness Several issues concerning the environment are brought to the public's attention every year, but none has more of a direct effect on earth and its environment than global warming. Coincidentally it appears to be the least of the populations concern. Global warming is the theory that our planet is getting hotter due to an increase in the greenhouse effect brought about by the increase of carbon dioxide and other gases in the atmosphere. Global warming is caused by the greenhouse gases and has several consequences that could occur if this problem is left ignored by most of the world and our nations leaders....   [tags: Climate Change, Greenhouse Gases]

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Effect of Stratospheric Ozone Depletion on Aquatic Ecosystems

- The Effect of Stratospheric Ozone Depletion on Aquatic Ecosystems Introduction Throughout the years, advances in technology and scientific development have greatly influenced our global community. Various anthropogenic factors, such as the increased combustion of fossil fuels and widespread usage of manmade chemicals, have greatly affected the planet's atmosphere and it's ozone layer. Ozone Depletion The stratospheric ozone layer is the Earth's natural means of protection from the Sun's damaging ultraviolet rays....   [tags: Geology]

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What is Political Ecology?

- Political Ecology Political ecology began in the 1960s as a response to the neglect of the environment and political externalities from which it is spawned. Political ecology is the analysis of social forms and humans organizations that interact with the environment, the phenomena in and affecting the developing world. Political ecology also works to provide critiques and alternatives for negative reactions in the environment. This line of work draws from all sorts of fields, such as geography, forestry, environmental sociology, and environmental history in a complex relationship between politics, nature, and economics....   [tags: vienna convention, globalization]

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Ozone

- Ozone Triatomic oxygen, O3, is most commonly known as ozone. It has a resonance structure, and can be drawn in two different ways: O=O- O-O=O It is a bluish, explosive gas at room temperature, and has a boiling point of -119°C. It has a melting point of -193°C, and is a blue liquid. It's critical temperature and pressure are -12.1°C and 53.8 atm, respectively. It has a pleasant odor in concentrations of less than 2 ppm, and is irritating and injurious in higher concentrations....   [tags: essays research papers fc]

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Man and the Ozone

- Man and the Ozone Ozone is perhaps one of the singularly most important molecules there is. No, not because man came from ozone, but because it forms a protective layer above the earth in it's stratosphere which allowed for the growth of life upon land. Before we had an ozone layer, the rays of the sun struck the earth unimpeded, barraging it with the deadly ultraviolet radiation which prohibited any chance of life on earth. However, there was life in the oceans, plant life in particular. This plant life may seem unimportant, especially since it is algae that is being given the spotlight....   [tags: Papers]

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Bill McKibben's "Driving Global Warming"

- Bill McKibben is a reputable environmental writer and a contributor to a wide variety of publications, including The New York Review of Books, Outside, and The New York Times. As found on his personal website, McKibben is a simple man concerned with family, faith, and fun. He argues in "Driving Global Warming," published 2001, in the magazine The Christian Century, that a gas guzzling SUV is the number one contributing automobile to global warming. Rather recently, within the past ten years, SUVs have become a more predominant force in the society of automobiles....   [tags: Book Reviews]

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Climate Change, An Outline

- ... Without this layer of gases the Earth would be too cold to be inhabited, perhaps 20 degrees cooler than now. But, then amount of gases in this layer must remain constant. Even a slight increase could have drastic results. Many people believe that a one degree increase in the temperature will not cause much harm. The truth is with every degree of increase in temperature a 100 more wildlife species are put in danger of extinction. Numerous experiments and studies prove that an increased level of greenhouse gases, mainly carbon dioxide, is causing climate change and causing it fast....   [tags: causes, effects, international panels]

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The Importance of the Ozone

- The Importance of the Ozone “Like an infection that grows more and more virulent, the continent-size hole in Earth’s ozone layer keeps getting bigger and bigger”(Beyond Discovery). The ozone is a protective layer that occurs naturally in the stratosphere, 6 to 28 miles in altitude. Each year, since the late 1970’s, much of the ozone layer above Antarctica has disappeared, creating what is popularly known as the “ozone hole.” This hole now measures about 9 million square miles, nearly the size of North America....   [tags: essays research papers fc]

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The Generation of Ozone for Water Purification in Third World Countries

- The Generation of Ozone for Water Purification in Third World Countries Ozone is the O3 molecule formed through the combination of molecular and atomic oxygen. It can be used to remove iron, pesticides, detergents, color, ammonia and other nitrogen derivatives from water. Ozonation is a process used worldwide to render water potable. Although using ozone for disinfection can be expensive and inconvenient, it has, among others, the advantages of being widely effective, of adding oxygen to the water, and of being sufficient, even in low concentrations (Evans 140)....   [tags: Water Purification]

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Ozone Benefits and Defects

- ... 2 Cu++ 2 H3O++ O3 → 2 Cu2++ 3 H2O + O2 2- With carbon components and nitrogen: Here ozone oxidizes NO to NO2: NO + O3 → NO2 + O2 Also here NO2 can be oxidized: NO2 + O3 → NO3 + O2 And here it can oxidize NH3 to NH4NO3, but it can’t react with NH4 salts: 2 NH3 + 4 O3 → NH4NO3 + 4 O2 + H2O In room temperature, C can react with O3 to form CO2: C + 2 O3 → CO2 + 2 O2 3- With sulfur components: Ozone oxidizes S to SO4: PbS + 4 O3 → PbSO4 + 4 O2 H2SO4 can be produced from ozone: S + H2O + O3 → H2SO4 In the gas phase, O3 reacts with H2S to perform SO2: H2S + O3 → SO2 + H2O 4- Combustion reactions with ozone: 3 C4N2 + 4 O3 → 12 CO + 3 N2 H + O3 → HO2 + O...   [tags: application in industry, reactions]

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Pollution Essay: Climate Change

- Energy is the capacity for doing work, generating heat, and producing light. We use energy from the time we wake up until the time we go to sleep at night. Without energy we would not be able to perform the daily functions of life. Although energy is useful to us, energy has a down side. One of the topics discussed in class was electromagnetic energy. During the lecture on electromagnetic energy, the concept of the ozone layer and global warming was discussed. We briefly talked about how the ozone layer was disappearing because of the increasing amount of greenhouse gases....   [tags: Climate Environmental Greenhouse Environment]

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Global Warming

- Global Warming The earth’s climate is predicted to change because human activities are altering the chemical composition of the atmosphere through the build up of greenhouse gases – primarily carbon dioxide, methane, and nitrous oxide. Energy from the sun drives the earth’s weather and climate, and heats the earth’s surface. This causes the earth to radiate the energy back into space. Atmospheric greenhouse gases (water vapour, carbon dioxide, and other gases) trap some of the outgoing energy, retaining heat similar to the glass panels of a greenhouse....   [tags: Greenhouse Effect Climate Change]

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The Effects Of Climate Change On Development

- Climate change is among the significant threat that’s slowly facing the world today. Research done by American meteorological department states that temperature might rise by 3.5 to 7.4 degrees in the next hundred years. It is also evident that the catastrophic effect will majorly be felt within the poles and land. Climate change is a long-term shift in weather conditions identified by changes in temperature, precipitation, winds, and other indicators. Climate change can involve both changes in average conditions and changes in variability, including, for example, extreme events....   [tags: Greenhouse gas, Carbon dioxide, Ozone depletion]

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The Effect of Increased Ultraviolet Radiation on Marine Ecosystems

- The Effect of Increased Ultraviolet Radiation on Marine Ecosystems Abstract Nearly 80 percent of the Earth's surface is covered with water, nearly all of it being in the form of oceans. Therefore, any environmental changes that are sensed on a global scale are certainly expressed in aquatic ecosystems. The purpose of this paper is to explore the nature by which one aspect of the changing environment, ultraviolet radiation, affects the sensitive balance of the oceans. Specifically, the focus will be on the relationship between increasing ultraviolet radiation and the survival of phytoplankton, fish, and other aquatic animals....   [tags: Geology]

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Debating the Cause of Global Warming

- Global Warming The world is warming up. The Intergovernmental Panel on Climate Change (IPCC) has declared that the cause of the warming is human emission of certain gases into the atmosphere. The verdict of the IPCC is widely, but not universally, accepted. A small minority of scientists reject the finding of IPCC and propose that global warming is driven by the sun. Some also charge that IPCC is driven by a political agenda. These dissidents are beginning to get a public hearing. It is important that this matter be debated openly....   [tags: Climate Change Ozone]

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Environmental Risk Perception: Ozone Hole Diminishing

- Environmental Risk Perception Ozone Hole Diminishing This article states that the ozone hole is diminishing. The credit for this good news is the phasing out of the ozone-depleting chemicals sponsored by the Montreal Protocol (Ozone hole diminishing, Nov). According to this article, the hole reached a peak of 25 million square kilometers, coming down from 28 in previous years since 1998 up to 2006. The article emphasizes the fact that ozone-depleting gases are still being used. The article continues by stating that according to the World Meteorological Organization, the planet will come back to pre-ozone hole conditions between 2060 and 2075 (Ozone hole diminishing, Nov)....   [tags: Ozone Depletion, Climate Change]

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Halon

- Halon an extinguishing agent was developed after World War II for the protection of aircraft engines. Several types were developed, and several were banned and discontinued such as halon 104. Other types were halon 1202, halon 1211, halon 1301, and halon 2402, which was never widely used in the United States due to its high toxicological concerns. Halon type 1101 was widely utilized for aircraft engines. The two most common types being; halon 1301 bromotrifluoromethane, CBrF3, which is most commonly used in fixed system, and halon 1211 bromochlorodifluoromethane, CBrClF2, which is used in portable systems....   [tags: essays research papers]

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The History of Windmills

- ... Overtime, it changed to a horizontal axis windmill. A horizontal windmill stands up and the panels move in the direction of the wind. Overtime a horizontal axis windmill proved to be more efficient than vertical axis windmills. The whole idea of the windmill is not something thought about in everyday life, but it is one of the reasons for the growth and position that society is in today. Its main purpose is to produce some kind of electricity or to power an item. It is also an example of green energy, which is energy that is produced from from the earth....   [tags: inventions that changed the world]

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Technology Is Culturally And Environmentally Accepted

- Geoengineering is an effective yet cotronversial way of stoping global warming. It consists of mainly two methods which are: Solar Radiation Management called SRM or Carbon Dioxide Removal called CDR, though these are effective ways but they include tampering of the climate which will sooner later have adverse effects on the planet. There are many positives of using technological solutions in fighting against global warming. Technology can only be utilized for the betterment go everybody if the countries make policies and make pole adapt to them so that technology is culturally and environmentally accepted....   [tags: Greenhouse gas, Carbon dioxide, Ozone depletion]

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The Chemistry Behind Air Quality

- Air is an important aspect of our lives that allows us to live on the planet Earth. Without air, we could not survive. As humans, we rely on air to survive, so the quality of our air should also be important to us. “Adults breathe in about 10-20 cubic meters of air everyday. That is about twenty-thousand breaths. Children breathe almost twice that amount…” (B.C. Air Quality). Air has so much to do with the health and survival of many living organisms on this planet. Therefore, in this paper, we will talk about the chemistry behind air quality, what effects air quality in our environment, but more importantly how we can improve air quality itself to make the planet a much more greener place....   [tags: Air pollution, Oxygen, Ozone, Smog]

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The Environmental Issue Of Climate Change

- “Climate change is happening, humans are causing it, and I think this is perhaps the most serious environmental issue facing us.” - Bill Nye. We are no strangers to the term “climate change” as it is an issue that will come up on every major news outlet or any important website. This single issue generates controversy between the public. Some believe its a hoax, while some offer hard evidence. It seems like everyday there is a new statistic of climate change but still, people believe it is a hoax....   [tags: Greenhouse gas, Carbon dioxide, Ozone]

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Depleting Ozone Layer And Increasing Levels Of Ultraviolet Radiation

- Sunblock Opposed to Sunscreen Through the depleting ozone layer and increasing levels of ultraviolet radiation within our atmosphere, skin cancer has risen as one of the major problems within contemporary society. Unfortunately, UV rays increase the risk of obtaining skin cancer since they permanently alter the DNA structure within our cells, creating a vast array of mutated cells. Research has shown that melanoma is considered the most serious type of skin cancer due to the development of dark spots on the skin, which develop in basal cells at the base of the epidermis caused by the exposure of ultraviolet rays....   [tags: Ultraviolet, Sunscreen, Sunburn, Sun tanning]

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The Effects Of Fossil Fuels On The Environment And The Ozone Layer

- In 2007, the world consumed 5.3 billion tons of coal, 31.1 billion tons of oil, 2.92 trillion cubic meters of natural gas, and 65,000 tons of uranium. All of these energy needs could have been met with only 6,600 tons of thorium, an abundant, slightly radioactive element found in the Earth’s crust. We depend on energy; nothing in our daily lives could be possible without it. Electricity primarily comes from burning fossil fuels or using nuclear reactors. But the plain truth is, we are running out of fossil fuels....   [tags: Nuclear power, Coal, Uranium, Light water reactor]

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The 7 Layer Osi Network Reference Model

- 1-Describe the 7-layer OSI network reference model. List all 7 components. The 7-layer OSI network reference model delineates a hierarchy of abstract building blocks that provide basic protocols and services in a logically separated manner for the standardization of networks (Serpanos & Wolf, 2011; Cowley, 2012; Egyedi, 1997). The OSI network reference model was developed by the International Organization for Standardization (ISO) to facilitate communication between networks by keeping certain standards open rather than proprietary (Serpanos & Wolf, 2011)....   [tags: OSI model, OSI protocols, Data Link Layer]

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Contaminating the Environment

- Contaminating the Environment Humans are able to control nature unlike any other creature here on earth. We are the smartest of all the animals on this planet. This is why we are able to control most of the good or bad effects that happen here on earth. However, we do not always do what is best for the environment. Every year people and animals die from us polluting the earth. Chemicals are becoming one of the main problems with controlling the environment. Humans’ spray poisons on the land we live on and expect that nothing wrong will happen....   [tags: Papers]

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Depletion Of The Ozone Layer

- Due to human activity, our planet has been slowly depleting over the years and has been recently increasing. The problems of global warming and climate change have risen due to the carelessness of the human population. Some of the problems happening to the planet is depletion of the ozone layer, the increase of endangered animals, and a decrease of natural resources. Many people fail to realize that our species is the reason this planet is dying. Increasing populations mean a higher demand for resources which will not be here forever....   [tags: Oxygen, Carbon dioxide, Ozone depletion]

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Ground-level Ozone Positioning

- Introduction This September, President Obama issued a request to withdraw the Environmental Protection Agency’s (EPA) recommended revision of the National Ambient Air Quality Standard (NAAQS) for ground-level ozone from 75 parts per billion (ppb) to 60 ppb. In 2013, EPA will be required to review its current ground-level ozone NAAQS again. In order to prepare for the regulatory process, I recommend that the National Federation of Independent Business (NFIB) oppose the stricter ground-level ozone standard because of the serious burden on business in relation to unclear net benefits to society....   [tags: Background, Regulation Debate, Solution]

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Taking a Closer Look at an Ozone Molecule

- INTRODUCTION An ozone molecule contains three of oxygen atoms (O3) which included the molecular oxygen (O2) that is important in our life in order to survive. Ozone is also the form of UV rays (sun) from the upper parts of atmosphere which is called stratosphere. Another name for stratosphere is protective ozone layer because it can help to protect human from the harmful effect of the ultra-violet radiation (UV ray) by absorbing it. But the lower part of atmosphere which name troposphere, can easily causes harmful or damage to a lung tissues of human and also the leaves tissue of plants because of the strong oxidizing agent....   [tags: oxygen, stratosphere, effects on plants]

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