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Energy - ... The relation between agriculture and energy is very close. Agriculture itself is an energy user and energy supplier in the form of bio-energy (Alam, 2005). Energy use in agricultural production has become more intensive due to the use of fossil fuel chemical fertilizers, pesticides, machinery and electricity to provide substantial increases in food production. However, more intensive energy use has brought some important human health and environment problems, so efficient use of inputs has become important in terms of sustainable agricultural production (Yilmaz et al, 2005)....   [tags: Agriculture, Energy Resources] 782 words
(2.2 pages)
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Renewable Energy - ... ('Solar Energy,'Renewable Energy for America). Furthermore, they make use of the surplus of energy in the environment. For instance, solar panels are the perfect form of renewable energy generation by making use of the solar energy the planet does not need. Second, renewable energy generators are economic to operate and maintain. Once a renewable energy generator is built, it practically stays for ever and works alone. For example, the British Wind Energy Association says that their wind turbines last from 20 to 25 years with none or minimal reparation, producing about 6,000 Megawatts of electricity per year.('UKWED,' British Wind Energy Association)....   [tags: Energy ]
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1089 words
(3.1 pages)
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Renewable Energy - ... Sound is a form of mechanical vibration, which propagates through any mechanical medium. It is closely related to the ability of the human ear to perceive noise. Clean sources of energy basically refer to those that do not encompass the burning of coal, petroleum or its products and the transformation of solid waste or nuclear division (Broyles 23). Therefore, renewable types of energy could be termed as clean sources of power because they are products of natural sources and do not emit hazardous by-products....   [tags: Energy]
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1205 words
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Converting Energy - ... This is a problem for the earth since burning fossil fuels releases carbon dioxide and other gases into the air; which is contributing to global warming. Plus coal mining can be very hazardous to the miners, negatively affects their health and overall life. Additionally there have been some environmental regulations placed trying to limit and protect the usage of fossil fuels. Of course it is still very tempting to want to use fossil fuels because they can be far superior to other energy sources....   [tags: Energy]
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817 words
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Renewable Energy - ... This would represent one in every four jobs (Langwith, “Renewable Energy is Economically”). This shows how vital it is to get renewable energy companies in the U.S. It is important to build a stable economy again and do it all while helping the environment. The environment is negatively affected be the burning of fossil fuels. The affects of the gases contribute to global warming, along with acid rain and polluted air. This pollution cuts short an estimated 30,000 American lives according to the Clean Air Task Force (Rich)....   [tags: Energy ]
:: 6 Works Cited
882 words
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Nuclear Energy - ... These three are energy sources in partial contribute. There is a way of human being takes a part to burn throughout them, and will never stay. It is not just impossible to realize energy that stays forever, doing so much to have some negative side effects. Nuclear power is the use of sustained nuclear fission to generate heat and do useful work. Nuclear Electric Plants, Nuclear Ships and Submarines use controlled nuclear energy to heat water and produce steam, while in space, nuclear energy decays naturally in a radioisotope thermoelectric generator....   [tags: Energy ]
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Energy Transmission - ... Hence, DFC will vary based on the specific form of biomass largely than DVC. “The impact of Distance Fixed Cost on overall transportation cost diminishes with increasing distance” (Searcy et al., 2007). 3.4.4 Stage 04 – Storage In storage, energy density relates the mass of an energy store to its stored energy. The higher the energy density, the more energy may be stored or transported for the same amount of mass. (4.16) Where: [L] Size of the reservoir available for the fuel storage; [MJ ∙ L−1] Low Heating Value of the resulting energy-product; [J] Efficiency....   [tags: Energy] 869 words
(2.5 pages)
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Renewable Energy - ... Samuel Bodman once stated in a speech which he made in July 14, 2005 that “As the technology for solar cells gets better and better, this form of clean, renewable energy will find more applications that take up less space and produce more electricity, to meet the energy needs of our homes, schools and businesses” meaning that for generations and generations to come, renewable energy will be able to provide us a safe, clean and healthy environment for all people to live in. Next, millions of people will be given job opportunities with employment resources because renewable energy needs plenty of manpower and workman ship in order to build and maintain its facilities....   [tags: Energy ]
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902 words
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Solar Energy - ... Recently, a group of environmentalist in Oregon, lead by Mark Dixon called “Your Environmental Road Trip” (YERT), are building the first solar roadways, in which they plan in the future will span to all fifty states. Dixon and his crew by using solar energy to power highways are saving money for the state as well as the consumer. By using garbage from the local land fields to generate the durability of asphalt, solar highways are able to sustain the pressures of vehicles with mass such as transferee trucks, while at the same time creating storage space for solar energy....   [tags: Energy ]
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1343 words
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Solar Energy - Have you ever glanced up at the sun and wondered what it is capable of doing. The sun is a very powerful resource, and is capable of doing a variety of things. One of the sun’s many capabilities is producing energy. This energy is called solar energy, which is the energy I have chosen to research. As you will read later on, solar energy can be very useful. Some of the first people to discover solar energy were the Greek and Romans. They built houses in a way that made use of the sun’s ability to light and heat spaces....   [tags: Energy] 698 words
(2 pages)
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Energy Sources - ... Environmental impacts of electricity generation and combustion of fossil fuels As mentioned in the introduction, the use of energy is significant to the world as a whole but this comes with a lot of disadvantages. The world relies on non-renewable energy sources as our main source, providing 80% of the world energy use, but this source is a growing concern not because it would eventually run out but because of the environmental impacts the combustion of the fossil fuel is causing globally. Some of this numerous adverse consequences include, air and water pollution, mining accidents, fires and explosions on oil or gas rigs, conflicts over access to fuel resources and, perhaps most overwhelmingly, the global climate change that is likely to be the result of increasing atmospheric carbon dioxide concentrations caused by fossil fuel combustion (Beggs, 2009)....   [tags: Energy ]
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2060 words
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Nuclear Energy - ... Quiet days mean no wind blows to drive wind turbines. Dams are primarily for flood control, so hydroelectricity production varies as dam water levels fluctuate. Considering the case of Aswan Dam in Egypt not only caused thousands to loose their homes and lives but also ceased the fertile surrounding because of the yearly inundation of the Nile. Moreover, the subsequent silting up for the river destroyed much wildlife. Due to Thermal Power Generation, 2500 million tons of coal each year is consumed to produce 38% of the electricity, While 61,000 tons of Natural Uranium will be used to generate the same amount of energy (World Nuclear Association, 2005) ....   [tags: Energy]
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Alternative Energy - ... If the United States’ hegemony were to collapse, it would bring in a new dark age, where terrorism and death dominate the earth (Ferguson). Therefore, it is key that the United States keeps its position as the global hegemon, to prevent the world from descending into chaos. To prevent this, the United States needs to preserve its technological dominance, which can be accomplished by developing Space Based Solar Power. It is likely that Space Based Solar Power will exceed both the Manhattan and Apollo projects in scale (Smith)....   [tags: Energy]
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1311 words
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Nuclear Energy - ... If developing countries are more inclined to utilize nuclear energy with a clear and safe method of disposal established, they, along with nuclear states, will be more open to the idea of a multinational repository site. A multinational site would mean a reduced amount of spent fuel and radioactive waste at already overburdened nuclear reactors that would be waiting decades for a geological repository to be built (McCombie). Careful planning and support from volunteer communities have helped repository sites like the one in Osthammar, Sweden avoid the fate of the United State's Yucca Mountain Project....   [tags: Energy ]
:: 5 Works Cited
1039 words
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Energy Conservation - ... Some of the money for that effort may come from the country's oil wealth” (CAN OIL FUEL LIBYA'S RECONSTRUCTION. 1). The burning of fossil fuels has become a notorious cause of pollution. From contaminants being released into the atmosphere to oceans being devastated from oil spills, the earth’s ecosystem is suffering thanks to years of thoughtless fuel consumption. Excessive utilization of coal and oil for generation of electricity leads to the multiple problems of acid rain, and rising carbon dioxide levels in the atmosphere....   [tags: Energy]
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1337 words
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Nuclear Energy - ... However the construction of new NPP has virtually halted in North America reports IAEA. The environmental and public health impact of nuclear power as a source of electricity has been debated in the context of economic growth, scarcity of resources and growing populations. According to IAEA, ``the nuclear power emits virtually no green house gases.’’ Hence it is a clean means to generate power. It emits only 2-6 grams of carbon per kilowatt per hour. When compared to solar and wind power this is one of the friendly sources of energy available to mankind....   [tags: Energy ]
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1003 words
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Nuclear Energy - ... Nevertheless, our textbooks showed us and most of us remember that terrible event in Japan. The March 2011 earthquake and tsunami that triggered a catastrophe at Japan’s Fukushima nuclear complex has reignited debates over the role and safety of nuclear power. Because nuclear power can generate electricity without carbon dioxide emissions, it has been identified as a potentially useful way to meet our energy needs in a "climate-friendly" manner. However, concerns over nuclear safety, the disposal of highly radioactive nuclear waste, and the high cost of nuclear construction have hindered the development of this energy source....   [tags: Energy ]
:: 2 Works Cited
974 words
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Energy Sources - ... Once the runner is spinning, the force acts through a distance. In this way, energy is transferred from the water flow, to the turbine. Water turbines are driven by the supply of water pressure. The runaway speed of a water turbine is the speed of the turbine at full flow. This means that it also will be carrying no shaft load. Electricity Electricity is a form of energy that can’t be created or destroyed, only converted from one form to another. Usually, electricity travels in the form of a current, or an electrical current....   [tags: Energy] 689 words
(2 pages)
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Free Energy - ... The two oppositely orientated Asn-Pro-Ala sequences at the center of the channel are highly conserved in all the aquaporins, with the positions of proline and alanine in several cases switched. Recently, aimed on locating the cation filter in the prototypical water-specific AQP1, Beitz etc. explored cation permeation in a series of AQP1 channels[20]. The conductance of excess proton, sodium cation (Na+), and potassium cation (K+) in mutants AQP1-N76D, AQP1-H180A/R195V, and AQP1-N76D/H180A/R195V were measured....   [tags: Energy] 1195 words
(3.4 pages)
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Alternative Energy - ... The general equation to describe glycerin reforming is presented in the equation shown below: C3H8O3 + xH2O + yO2  aCO2 + bCO + cH2O + dH2 + eCH4 +… The different of these two types is amount of oxygen and heat source. For autothermal reforming process, oxygen is fed to provide the require heat internally. While in the case of steam reforming process heat is supplied from external source. The condition for reaction is also important to obtain good conversion and hydrogen selectivity. It was found that steam to carbon ratio, oxygen to carbon ratio (in case of autothermal reforming) and reaction temperature affect to hydrogen yield [1]....   [tags: Energy] 852 words
(2.4 pages)
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Alternative Energy - ... In the past, these conventional sources have been found close to the Earth’s surface, where drilling is cheap, and the raw material gained is easily processed. To be able to continue producing oil, some are looking below thousands of feet of water, which makes pumping both risky and costly, with relatively petroleum little produced. The disastrous effects of using drilling for such reservoirs have been seen in the Gulf of Mexico, where the sheer depth of the drilling prevented a huge oil leak from being contained for months....   [tags: Energy ]
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1071 words
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Ethanol Energy - ... Congressional Budget Office “The increased use of ethanol accounted for about 10 percent to 15 percent of the rise in food prices between April 2007 and April 2008” (The Impact of Ethanol Use on Food Prices and Greenhouse-Gas Emissions 1). This major demand for crops that can be made into ethanol have made world grocery prices reach all time highs, making it increasingly more difficult for starving people to get food. An article in TIME magazine titled “The Clean Energy Scam” by Michael Grunwald states that the United Nations World Food Program called for an additional half a billion dollars for funding and supplies....   [tags: Energy ]
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1830 words
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Solar Energy and the Energy Crisis - Solar Energy and the Energy Crisis Abstract The energy crisis is a major problem in the United States. Solar energy can help alleviate this problem. Enough solar panels to fulfill the energy needs of the entire United States would take up 27,347 km2 and cost almost 17 trillion dollars. Therefore, although there is enough space for all those solar panels, the economic cost is far too great. However, solar power can be phased in gradually. Solar Energy 3 Solar Energy: Can It Solve the Energy Crisis....   [tags: Energy Power Global Warming]
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760 words
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Renewable Energy - ... There is a limit of 53 members, but the last position is temporarily vacant. They are all terms of three years. Member States are chosen by ECOSOC "Sustainable development is development that meets present needs without compromising the ability of future generations to meet their own needs" (Department of Public Information United Nations, 2005). Since 1992, when the commission was created for the Economic and Social Council, this has been the main objective of the commission. To accomplish what is necessary to live properly today, and not be satisfied to allow the new generations to solve the problems they inherited....   [tags: Alternative Energy, Energy Efficiency] 1371 words
(3.9 pages)
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Energy Turnover for Stages of a Generic Energy System - ... 3.4.1 Stage 03 - The Processing Unit (Defining Basic Parameters): As explained by Caputo (2005) “from a holistic system perspective, the techno-economic performances of biomass energy production are characterized by the overall energy conversion efficiency, which dictates the required biomass amount for a given power output and, at the same time, is strongly dependent on the adopted technology and the plant size”. Adopting his simplification, for the purpose of this work, the processing unit is simply modeled as a black-box having a transfer function between the input flow rate (kg ∙ year−1) of raw energetic-material (biomass) and the total net-energy output (in joules)....   [tags: Energy] 1459 words
(4.2 pages)
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Nuclear Energy - Clean, Environmentally Friendly Energy - Nuclear Energy - Clean, Environmentally Friendly Energy Nuclear energy is the world's largest source of emission-free energy. Nuclear power plants produce no controlled air pollutants, such as sulfur and particulates, or greenhouse gases. "Renewables" like solar, wind and biomass can help. But only nuclear power offers clean, environmentally friendly energy on a massive scale. The use of nuclear energy in place of other energy sources helps to keep the air clean, preserve the Earth's climate, avoid ground-level ozone formation and prevent acid rain....   [tags: Energy]
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762 words
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Nuclear Energy - ... Storing nuclear waste is a political problem as no one wants it stored near them, so there is a dispute about where radioactive waste should be stored. But after all the advantages of using nuclear energy outweigh its disadvantages as nuclear plants emit less than one-hundredth of carbon dioxide gas compared to coal or gas-fired energy plants so there is a very little effect on the environment. Humans living next to coal-fired power plants are exposed to higher radiation doses than those living near nuclear plants, where the former is harmful to human health and may be responsible for acid rain....   [tags: Renewable Energy]
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1102 words
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Wind Energy - ... In Colorado these credits add another $10 to $15 per megawatt-hour to the gross income for delivering electricity to the grid. Many federal incentives for renewable energy are ending in 2012. The U.S. Department of the Treasury’s cash-grant program, production tax credit and the investment tax credit are part of the incentives. The non-renewal of these incentives certainly will impact wind farms in the United States. The current production tax credit is $22 per megawatt-hour for energy produced and sold to an unrelated party....   [tags: Alternative Energy]
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Atomic Energy - ... It was decided that General Groves, of the army, would be the leader of the Manhattan Project. General Groves appointed Oppenheimer as the director. His first task was to find a location to build the atomic bomb (Scherer and Fletcher 55). The location of the bomb’s development had to be carefully chosen by Oppenheimer. Los Alamos, New Mexico was chosen because of its remote location which would be perfect for preserving secrecy. A city was built, and by 1945, Los Alamos had been transformed....   [tags: Atomic Energy]
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Hydrogen Energy is the Next Giant in Alternative Energy - Hydrogen Energy is the Next Giant in Alternative Energy Hydrogen economy is an alternative source of fuel and energy that does not damage the environment. Fossil fuels which is the fuel used by many countries is damaging the earth and has to be switched to a better alternative, such as the hydrogen economy. Although it is not used in many places it can substitute fossil fuels and give recyclable substances back to the society that uses them. This alternative economy helps stop the destruction and does no harm to the surrounding environments....   [tags: Energy ] 852 words
(2.4 pages)
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Power and Energy – There is a Difference? - ... For example, a soccer player uses energy to change the direction, speed, and position of a soccer ball by hitting it with their foot or with their head. Energy can change the temperature of a cup of water or change the shape of modeling clay. This is because energy appears in many forms and is often expressed in multiple units. Energy, according to the definition of physicists, can neither be created nor consumed or destroyed. Energy however, may be converted or transferred to different forms (Danish Wind Industry Association, August 2003)....   [tags: Energy ]
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1058 words
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International Economics of Renewable Energy - ... The multination corporations that own most of the oil and gas industry present their own issues for nations in employment, technology transfers, and national sovereignty (Carbaugh, 2011). By having large amounts of employees multination corporations can exert pressure on political leaders to their benefit, technologies that were developed in one country to give them a comparative advantage will be exported to other countries for the benefit of the multination corporation, and multination corporations are not beholden to any nation where their interests are being exerted (Carbaugh, 2011)....   [tags: Energy ]
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The Fundamentals of Energy - The Fundamentals of Energy Energy, the capacity to do work, is an essential part of everyday life for almost every human being. Be it a commodity, an ecological resource, a social necessity, or used for strategic purposes (Lecture notes, January 7th, 2002), energy holds great significance at an international, national, and household level. The main fossil fuels: coal, natural gas, and oil, supply about 85% of the fuel energy used in the United States. (Kraushaar, Jack J., and Robert A. Ristinen....   [tags: Energy Research Papers]
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714 words
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Solar Energy - Solar Energy What do the bubonic plague in the 14th century, the influenza epidemic of the early 20th century and the spread of HIV/AIDS in the late 20th and early 21st centuries have in common. One answer, according to Joel B. Stronberg author of the American Solar Energy Society’s “Common Sense,” is that they have all been called pandemics. According to Merriam-Webster.com, a pandemic occurs over a wide geographic distribution and affects “an exceptionally high proportion of the population.” Joel B....   [tags: Solar Energy Resources Essays]
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902 words
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Earth's Natural Energy Sources - ... However, some people reckon wind turbines to be something that spoil the countryside. HYDROPOWER The word, ‘hydropower’ itself describes that it’s something to deal with water. The utilizing of energy in water is known as hydropower (also sometimes called as hydraulic power). It is conceivable to collect the energy in moving water and convert it to useful power. The fact that water is 800 times denser than air enables to get a significant amount of energy harvest even from a slow flowing stream of water, or moderate sea swell....   [tags: Energy]
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Ocean Wave Energy as an Alternative - With the energy costs increasing and the available resources depleting many people are looking towards other renewable, easily derived energy resources. With this searching many people have looked toward ocean energy. Ocean energy is an ideal resource meeting the requirements people set when looking for new sources. Although the technology is still being developed and evolved, with the technology known ocean energy has already shown to be more prospective than other energy sources already in use....   [tags: Energy]
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Battle for an Energy Change - ... In a desert area this amount of land does not seem to cause any problem since most of the land is unused, but they may encounter difficulties ratifying the same energy resource in areas where the minimal space of land is needed for daily survival, such as the case in China (Baredar et al. 267). Even though China is the number one photovoltaic producer in the world, they are unable to use their land to practice any other activity instead of agriculture. Third, an adequate use of the renewable energy resources can prevent damages in the flora and fauna....   [tags: Energy ]
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Energy Visualizations in Augmented Reality - ... Augmented reality aims to reduce com- puter manipulations by using environmental information as input [10]. In the case of keeping track of domestic energy consumption, it will allow homeowners to view real-time en- ergy consumption of digital appliances through a “magic- lens” style interaction. There are several challenges involved in developing an aug- mented reality system to visualize energy data. Notably, feedback and configuration. The challenge of configuration is registering and differentiating devices from one another....   [tags: Energy ]
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Renewable Energy: A New Direction - ... NREL finds that there is not significant photovoltaic potential in the area. This suggests that solar energy production will be ineffective on a macro scale. Small-scale investment in solar power may be worthwhile, an example of which could be the installation of solar panels on individual buildings and businesses. This is a NREL Geothermal power is identified by NREL to be a favorable renewable resources present on Quapaw land. An investment in geothermal heat pumps could reduce cost and demand for fossil fuel energy for the Quapaw tribe....   [tags: Energy ]
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Energy Production Debate - ... Among the population of the United States, there is a concern that our dependence on foreign fossil fuels is a matter of national security. According to some of government leaders, they’d be right. The next quote is from an Independent Task Force Report from the Council of Foreign Relations titled, National Security Consequences of U.S. Oil Dependency. Major energy consumers—notably the United States, but other countries as well—are finding that their growing dependence on imported energy increases their strategic vulnerability and constrains their ability to pursue a broad range of foreign policy and national security objectives....   [tags: Energy ]
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Renewable Energy Resources - ... Simply, the plant matter used uses the principal of photosynthesis to convert CO2 and sunlight into stored energy in the form of sugars and starches. This biomass is then processed in such ways to harness this stored energy. The benefits of using Bioenergy exist within its flexibility of inputs and outputs. Bioenergy can be obtained through various different processes including; fermentation, anaerobic digestion, esterification to make biodiesel, pyrolysis, gasification and synthesis of liquid fuels....   [tags: Energy ]
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The Next Generation of Energy - Energy resource is the basic material of human activity. In a sense, human and social development is inseparable from the emergence of high-quality energy resources and advanced technologies. Energy resource are the source which can produce all kinds of energy such as heat, electricity, light and mechanical energy, etc. In nowadays, energy resource and the environment, are the major world issues that mankind should concern, since everything we use are made of or involved in consumption of natural resource such as oil, coal, and natural gas....   [tags: Energy] 1533 words
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Energy Demand - ... In addition, A. Solway from Renewable Resources stated that, “renewable energy is pro-environment being ranked as the cleanest source of green energy and does not in any way emit any kind of greenhouse gases” ( 87). Along with the positive effects of reducing pollutants in our environment comes the importance of economic improvements. Wind turbines also make an impact on California from employment to tax revenue. According to the American Wind Energy Association, employment opportunities are created for Californians by either setting up or maintaining these facilities, currently there are 15 different facilities in California that convert wind energy into electricity....   [tags: Environment, Green Energy] 1217 words
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Renewable Energy Sources - ... Compared to non-renewable fuels the emissions and waste produced from wind and solar energy is practically nonexistent. These new energy sources can reduce carbon dioxide emissions and provide energy that can be renewed. Some could argue that the price is high for a reason; the wind turbines could be inefficient, prone to breaking, or have some other hidden malady. The main problem with wind turbines is the fact that it needs to be windy for them to work. But looking at solar cells quickly reveals the same type of problem; they are useless without the sun....   [tags: Energy ] 1354 words
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Renewable Energy Resources and their Limitations - ... Solar Energy As far as the solar energy and its usage are concerned, one major area is installation of photovoltaic solar panels, which will cost more than a consumer, can save in the form of electricity tariffs. However, a collaborative research that was conducted by the professors of University of Ferrara and Bologna revealed that the use of domestic solar PV panels can save up to 2000 kWh per square meter of energy and can work effectively for a period of 20 years. The following table gives a cost comparison of different energy resources....   [tags: Energy] 2057 words
(5.9 pages)
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Ethos, Pathos and Nuclear Energy - ... Through her impressive use of ethos, she gives the trustworthiness and reliability needed to the audience to listen and understand her point of view. She begins by presenting her on references for writing this article. Her first appeal to the audience is using Lovelock’s statement: “We have no time to experiment with visionary energy sources; civilization is in imminent danger and has to use nuclear—the one safe, available energy source—now or suffer the pain soon to be inflicted by our outraged planet” (582)....   [tags: Energy] 1278 words
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Sino-Canadian Energy Cooperation - ... even though there is a huge potential oil market in China. Should Canada diversify its own energy market or just keep maintain the U.S. market after the current financial crisis, let us see Russia’s case before make a decision. II. Russia Case Study In energy trade field, Russia, as one of largest energy producers and exporters, has very similar situation with Canada in energy exports. Both countries are rich in energy resources and energy exports share significant part of their economic growth....   [tags: Energy] 727 words
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Energy Consumption - Energy Consumption Continuing expansion of the world population results in increasing demands for energy to support human existence. I will concentrate on countries that use a lot of energy from fossil fuels, as well as examine countries that are increasingly becoming dependent on alternative forms of energy, such as nuclear energy and hydroelectricity, and others including geothermal and solar energy. The fossil fuels I am going to examine are coal, natural gas, and oil. Within the sector of oil, I will specifically show the demand for petroleum imports....   [tags: Renewable Energy Essays Papers]
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The Advantages of Nuclear Energy - ... Nuclear energy waste is more compact than any source and no release of greenhouse gases such as methane, ozone, and chlorofluorocarbon. The critical difference compare to other energy resources is that nuclear energy is the only proven option with the capacity to produce vastly expanded supplies of clean electricity on a global scale (Patrick, 2008). According to Bernama (2009), the other advantage of using nuclear energy to generate electricity in the country is safe. Furthermore Bernama (2009) state, the nuclear technology can be consider safe as there are a lot of nuclear plants around the world include Taiwan and Japan....   [tags: Energy]
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548 words
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Community Energy Conservation and Efficiency - ... They can however save money with your water and electricity bills every month, so they eventually pay for themselves (Dunn, 2010). For people who have the money to put into them, replacing your car with a hybrid car is an excellent way to conserve energy. Hybrid cars switch between using batteries and gasoline to power the vehicle. They use less gas however, and in turn give out fewer emissions (Richard, 2010). They usually have outstanding MPG ratings like the Toyota Prius, which has a combined rating of 50 MPG (MPGFacts, 2010)....   [tags: Energy]
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729 words
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Global Energy Demand - ... Right now, the menu of alternative energy sources like solar panels and hybrid cars don’t appeal to Americans because they cost more than what they would pay for the currently cheap fossil fuel. As Ansolabehere said in the lecture The key is to “make coal on the same scale of price with other technologies to make other technologies competitive (Growing Pains MIT).” This makes it very difficult to start new technology's into a market because initially most power technology's start out a relatively high price due in part to the fact that innovation and cost savings develop over time and costs will drop simultaneously....   [tags: Energy ]
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2104 words
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Renewable Energy Systems - ... 8). Accordingly, related R&D has been intense and diverse, ranging from the exploration of innovative renewable sources to new types of conversion technologies. Such advances have been accelerating the diffusion of renewable energy systems, reducing costs, and enabling new application scenarios; thus promoting a fast-pacing expansion cycle of the sector. Today there is no shortage of interest and demand for REPs. Since 2004, global annual renewable energy investments have increased 400% to US $120 billion in 2008....   [tags: Energy] 1771 words
(5.1 pages)
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Advantages and Disadvantages of Wind Energy - ... The pressure is higher on one side of the blade and lower on the other which causes the blades to spin. The uneven pressure causes the blade to spin around the center of the turbine. On the top of the turbine, is a weather vane that is connected to a computer to keep the turbine turned into the wind so it captures the most energy. The blades are attached to a shaft which only turns about 18 revolutions per minute and that’s not nearly fast enough to generate electricity by itself. So the rotary shaft spins a series of gears that increase the rotation up to 1800 revolutions per minute....   [tags: Energy] 1641 words
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Alternative Energy - ... Between electrodes there was a small electric pressure. The space industry without him would be almost helpless. Easy solar generators of energy have helped to create artificial earth satellites (20 structures with solar elements 1988). As (The operation of a basic photovoltaic cell, which converts light into electricity at the atomic level. (NASA)) Picture 1 represents, how modern solar plates work (journal WEATHERWISE 2009). Picture 1 (The operation of a basic photovoltaic cell, which converts light into electricity at the atomic level....   [tags: Environment, Solar Energy] 1384 words
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Nuclear Energy Research - ... National policies on nuclear material-use tend to be less familiar to the public, however, they do exist. The National Environmental Policy Act requires that all Federal agencies evaluate the long and short-term effect of newly proposed major nuclear material projects on the environment. The Atomic Energy Act of 1954 is a law on both the military and public citizen use of nuclear materials. For citizens, it provides regulation for the uses of nuclear materials and for its facilities. This act declares that “the development, use, and control of atomic energy will be protected so as to promote world peace, improve the general welfare, increase the standard of living, and strengthen free competition in private enterprise” (Department of Energy)....   [tags: Energy ]
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Nuclear Energy: Help or Harm - ... Nuclear energy is not affected by unreliable weather conditions, unpredictable price changes, and do not depend on foreign supplies. They are also a key factor in keeping up the electrical grid of America. The United States Department of Energy predicts that the demand for electricity will increase over the next few decades and nuclear energy can help supply this needed electricity. Nuclear power plants have a history of disaster. Three well known nuclear disasters are the incidents at Three Mile Island, Chernobyl, and the recent disaster currently being dealt with at Japan’s Fukushima Daiichi nuclear power plant....   [tags: Energy]
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Alternative Energy Sources - ... “There is considerable interest in electric and hybrid cars because of environmental and climate change concerns, tougher fuel efficiency standards, and increasing dependence on imported oil” (Deal). Hybrid and electric cars are a way to reduce our carbon footprint. Many vehicle manufacturers are beginning to jump into the hybrid car craze. Some of the most popular hybrid cars are the Toyota Prius, Honda Insight and Ford Fusion. There is also the electric car that relies solely on electricity to get from point A to point B....   [tags: Energy ]
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Nuclear Energy in North America - ... Many North American residents do not understand how a power plant works or even the different types of plants and are driven into fear because of the association that is made with nuclear weapons. These three themes will be explored and shown to be merely simple obstacles in North America’s quest for clean reliable energy. The nuclear safety issue is often the most feared as incidents in the past have plagued public knowledge of the performance and safety of reactors. The most popular example is the Chernobyl Disaster....   [tags: Energy] 1138 words
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Assessing Renewable Energy Projects - ... However, although Brazil has been conducting, for several decades, “the oldest, largest, most ambitious and most successful renewable energy programs in the world”, attracting interest from many countries that want to copy its development model, “little is known (by the developed world) about the history and scale of the Brazilian biofuels programs” (Colares, 2008). Due to these reasons, it has become of crucial importance to understand the Brazilian Renewable Energy System. Therefore, this thesis applies its present assessment methodology in order to test its ability in generating useful information to the viability analysis process....   [tags: Energy] 1149 words
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Geothermal Energy - Geothermal Energy Geothermal energy is a superior source of energy because it is constantly being produced. Radioactive decay of nuclei with long half lives that were imbedded in the Earth’s interior during its genesis accounts for seventy percent of the globe’s internal energy. The remainder of this energy is derived from either the residual heat left over form the Earth’s formation, gravitational forces, or meteorite impacts. Geothermal energy is available anywhere on the planet. On average the Earth emits one sixteenth of a watt per meter squared, however this number can dramatically increase in regions near volcanoes, hot springs and fumaroles....   [tags: Science Energy Chemistry Essays]
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1836 words
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Green Energy: The Next Generation - ... When you use a non-renewable resource, you can put many things that are detrimental to your health into our already damaged atmosphere. Although we may not notice it now, this process has the ability to destroy future generation’s lives, just because of our ignorance. Our generation should not be responsible for destroying others. When Students are healthier, they will spend less money on healthcare and medication and more money on other things. This saved money, could be used for many things things....   [tags: Energy ]
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Reusable Energy and Cooling Systems - Abstract Traditional cooling method can initiatively decrease the inside temperature, but it may consume extra energy, while novel building structure can ease the problem of energy consumption through utilizing nature energy and reducing the conduction of heat which from exterior to inside. Introduction At present, to meet the increasing need of society and environment, bringing in reuse energy and advanced structure are essential in cooling system of intelligent buildings. Cooling means “the amount of heat that must be removed from a building in order to maintain desirable indoor temperature and humidity conditions” (M.Santamouris, 1993)....   [tags: Energy]
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Sustainable Energy Systems And Their Benefits - ... So far they have not made a commitment on their goals. This brings us back to sustainable energy, and integrating it into the Turkish power grid. If this is done CO2, a major greenhouse gas, would be greatly reduced if new sources of power come from sustainable sources and old fossil fuel sources are replaced over time. The problem with building a sustainable energy system in a country like Turkey, which does not already have a large amount of renewable energy integrated into it's power system, is that building these systems is not environmentally friendly....   [tags: Energy]
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Nuclear Power: Energy for the Future - ... This plentiful and powerful source of energy is used to power around sixteen percent of the world. An amazing number considering that a limited number of countries have access to this kind of technology. That number jumps to twenty percent for the U.S.A. and up to seventy-five percent for France, and seventy-six for Lithuania (Rahn). And all of this power has been made creating less damage to the environment. Consumption of fuel in nuclear reactors is around 2,000 metric tons per year, this is a miniscule amount when compared to the tons of coal consumed each year, which is currently 6.74 billion and expected to grow to a staggering 9.98 billion by 2030 (Marshall).All of that coal is burned and turned into pollution that is eradicated into the air....   [tags: Energy ]
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From Oil to Renewable Energy - ... In theory, anything from lawn clipping to dead trees can be used to acquire biofuel. This is still in its testing stage and need more money and time for research and deployment. A great alternative to crops is algae. Algae require very little land and water. Unlike crops which require fertile land, algae can grow almost everywhere. Algae convert carbon dioxide, sunlight, and water into food like a plant. Therefore algae can be converted to biofuel through the same process. Since, only a small amount of algae can be used to produce more; transportation is no longer an issue....   [tags: Energy]
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Alternative Energy Sources for the World - ... It is found “among the same petroleum deposits that conventional oil is found or in sole gas deposits” (Gotlib, par. 1). This gas has been around since the beginning of time. In the early Chinese dynasty, collected from vents in the ground, the Chinese used this fuel (Gotlib, par. 4). This means natural gas originates in decayed living matter. Instead of utilizing this fuel, most of this gas is burned as excess waste. This gas also must then be stored and transported. If companies collected the gas, it could be used for our current energy needs....   [tags: Energy ]
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Renewable Energy - ... Available energy has been taken for granted in the past, coupled to the reserves of oil, natural gas, and coal. It was erroneously thought that these commodities would last too far into the future to require us to plan for tomorrow's energy. Research work in energy has gone in the past predominantly into atomic power, and more recently into the gasification of coal. Except for the study of fusion, little research money was applied in the direction of clean, inexhaustible energy sources" (p. 234-5)....   [tags: Global Energy, Fossil Fuels, Petroleum] 2854 words
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Alternative Energy - ... 2). This shows the commitment that AWEA has towards S. 3813. The 2500 members of AWEA staff work with Congress to ensure that wind industry interests are addressed in renewable energy Legislation. Members of Congress and their staff come to AWEA for information on how legislative proposals would affect their constituents. (AWEA, “About AWEA,” par. 6). The people at AWEA are committed in creating a better life for the people around them, and with their success that AWEA has with the “establishment of a Renewables Portfolio Standard (RPS)”, which is a “research program which encourages national wind development” (AWEA, “Best Source,” par.3)....   [tags: Environment, Fossil Fuel, Wind Energy] 2598 words
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Nuclear Energy - Nuclear Energy The world is running out of fossil fuels and this decrease in supply is causing an increase in price for the consumer. There is a growing need to find alternative sources for energy. The World Energy Council predicts that the world will be using 50 percent more energy by the year 2020 (Morgan). Among the options for more energy are wind, solar, water, and nuclear powers. Nuclear power gives far more bang for the buck than the others. Although it can produce vast amounts of energy there is a lot of skepticism about the benefits of nuclear energy....   [tags: Renewable Energy Resources Essays Papers]
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Solar Energy - Solar Energy There is a bright future for solar power (no pun intended). On the average sunny day the sun shines approximately 1,000 watts of energy per square meter, enough energy to power all of our electricity needs and excess(“How”). This plethora of power and will be utilized in the future because we can't afford not to. It is predicted that in 100-500 years our fossil fuels will be depleted: this means that alternative sources of energy will be a necessity (Exxon). We consider solar power a renewable resource because it is conitinuosly supplied to us by the sun....   [tags: Renewable Energy, Solar Power, Environment]
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Geothermal Energy is the Solution to the Energy Crisis - Geothermal Energy: A Solution to the Energy Crisis Abstract So far, scientists have not found a successful substitute for fossil fuels that can handle both the large demand for energy and solve the global warming problem. I propose that geothermal energy is a clean, widely available, and renewable alternative to the usage of fossil fuels. In this paper, I will explain how use of geothermal resources can be energy-efficient, environmentally clean, and cost-effective. I believe that the US government should increase funding for geothermal energy research....   [tags: Power Energy Global Warming Environment]
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Renewable Energy - ... The increasing of global energy demand happens the global stock of fossil fuel resources may be adequate for short term period, thus requiring the development of renewable energy sources, which would not decrease the stock of fossil fuel resources available for future generation. There is an increasing interest in the development of renewable energies such as biofuel and wind power, which have a great potential energy to produce enough power for the world’s population demand. This essay focuses on two renewable energy resources....   [tags: Energy, Fossil Fuel, Oil, Natural Gas] 1282 words
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Geothermal Energy - Geothermal Energy The human population is currently using up its fossil fuel supplies at staggering rates. Before long we will be forced to turn somewhere else for energy. There are many possibilities such as hydroelectric energy, nuclear energy, wind energy, solar energy and geothermal energy to name a few. Each one of these choices has its pros and cons. Hydroelectric power tends to upset the ecosystems in rivers and lakes. It affects the fish and wild life population. Nuclear energy is a very controversial subject....   [tags: Fossil Fuels Energy Resources Oil Geysers Essays] 4749 words
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Hydro and Biomass Energy: China’s Future Energy Sustainability - ... For this reason, China has additional 406 TWh resources which could be generated to biomass energy (ibid., 11). As aforementioned the crop stalks remain China’s most important source of biomass energy. About this Sang and Zhu (2010, 2) claim that China’s farmland territory is nearly 130 million hectares, where more than 600 million tons of crop stalks are collected annually, this means China has one of largest production in the world. Sources of Hydro Energy In addition, China has a large potential in providing hydro energy....   [tags: Energy]
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Technological Product Innovation for Sustainable Energy - ... The passive qualities of the building involve issues related to its geometry, design and choice of materials and largely influence its lighting, temperature and ventilation. The active qualities involve the technical installations (lighting, heating, ventilation and cooling), supplementing the passive qualities of the building to create a comfortable indoor climate (IE, 2009). Such energy-efficient technologies include utilising the building mass for heat storage to assist the heating and cooling systems, employing natural ventilation to provide free cooling, and adopting strategies for recycling energy such as heat recovery technologies (Intrachooto, 2002)....   [tags: Energy ] 946 words
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Nuclear Energy: The Only Way To Meet Our Electrical Energy Needs - ... The necessary 1,000 nuclear plants to provide this output, on the other hand, would only cost $1.8 trillion (Eerkens 21). Therefore, solar and wind power are not more economically efficient than nuclear plants. Not only the construction costs, but also the production of nuclear energy is cheaper. According to data of the Nuclear Energy Institute are the production costs, which include maintenance, operation, and fuel costs, of nuclear power significantly lower than those of coal burning, gas, and petroleum....   [tags: Energy ]
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Hawaii’s Renewable Energy Future - ... 2009, 10). Arent (2009, 5) also points out: “Rooftop PV systems could potentially meet a significant portion of Oahu energy use. And increasing Oahu’s renewable energy-based electricity with PV and other technologies may also leverage resources on other islands.” Hawaii has already started implementing solar energy as an alternative to petroleum based electricity. Johnson et al. (2006, 8) gives as an example that on the island of Hawaii, an incentive program has led to people installing solar water heaters in their homes which are in about 10% of the homes, which covers about 1.5% of the islands electricity demand....   [tags: Energy ]
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Solar Energy: A recyclable means to an end - ... One notable article says one of the purposes of the program shall be to: “To accelerate the growth of a commercially viable photovoltaic industry to make this energy system available to the general public as an option which can reduce the nationally consumption of fossil fuel.” I underlined ‘option’ because I think it is definitely a peculiar choice of word. By choosing the word option there is no real standard or hanging responsibility for the general public. It’s just an option. The only way that we can wean American’s off of oil is to make it their responsibility too....   [tags: Energy]
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Environmentally Friendly Energy Future in Australia - ... 6), there is four IGCC power plants have established successfully worldwide such as two IGCC power plants are running in the United States with 250 Megawatt capacities respectively. In general, as pointed out by Klaes (2010, p. 3), the expected carbon capture cost would be 5 to 10 times higher than underground geological carbon storage. Therefore, further research on the carbon capture technology would be necessary to cut down the price of electricity. Nuclear Energy It is true that using nuclear energy is very controversial issue because of the potential hazards of reactor meltdowns that can cause huge catastrophic ecological and social impacts....   [tags: Energy ]
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Nuclear Energy: Are the Benefits Worth the Risk? - ... This process is what creates the radiation, in a sense. As a uranium atom decays, it emits an alpha particle, consisting of two protons, and to neutrons. There are three different types of radiation when talking about radioactive materials, Alpha, Beta, and Gamma. Alpha particles are large particles, and cannot enter the body through the skin (though this depends on their energy). However, these particles can be ingested from food exposure, or enter the blood stream through a wound, via particles of dirt....   [tags: Energy ]
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