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Nuclear energy boon or bane
Nuclear energy boon or bane
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In our world, many different forms of energy are used to create electricity in order to power a wide variety of things including our homes, cars, and even our handheld devices. One form in particular that interested me is nuclear energy. This form of energy is produced in nuclear power plants and is seen as a cleaner source of energy as it does not produce carbon dioxide or any pollutants that may harm our atmosphere. In a nuclear station, electricity is generated with the usage of heat to create steam and drive turbine generators. However, this energy is not considered a renewable resource since it does produce nuclear waste after all and can be deadly if a power plant was somehow unable to constantly be stabilized and resulted in some sort …show more content…
One downside to nuclear energy is that even though it does not produce any greenhouse gases, we would eventually run out of uranium, which is why it is not considered a renewable resource1. Another downside is that the use of nuclear facilities and energy do produce radiation. The radiation, however, is released in very tiny levels that are regulated in order to keep people and their lives safe. The power plants produce radioactive liquid waste and gases during use, but the plants have tanks that are used to store those gases and liquids until their radioactive levels have dropped and are safe to be treated and release in a safe fashion1. However, if in the event of a disaster, in which the radiation is somehow release in a larger amount, the effects of nearby life would be devastating. This can kill people in a matter of days due to radiation poisoning and if not death, it can have a great effect on those who were exposed to unsafe levels of the radioactive wastes and its radiation. Perhaps the greatest disadvantage of these clean nuclear plants is the cost1. Not only do they cost a lot to make, but to decommission them is very costly. It cost about seven billion euros in order to shut them down safely. To mine Uranium is expensive as well. As a result, Uranium is only mined in a few countries in the world which include Canada, Australia, and Kasakhstan3. …show more content…
For the most part, the fuel consists of U-238 but U-235 fissions easily. U-235 atoms are unstable and as the nuclei break up, they release neutrons and when these neutrons hit other Uranium atoms, they split as well which releases their own neutrons as well as heat which is used to create steam. So really, one fission causes the rest to happen, like a domino effect, making fission self-sustaining. Conclusion After conducting research on nuclear energy, I learned that even nuclear power is a very costly way of obtaining electricity, it may be the future of energy since the need to reduce pollution in our atmosphere increases by the second. In the future, we may see in large increase in the use of nuclear energy to power our cities and countries. We will someday find a way to collect nuclear energy through a less expensive process which will allow us to possible completely switch to nuclear power. The possibilities are endless with how nuclear energy can be
Nuclear power has grown to be a big percentage of the world’s energy. As of January 18, 2013 in 31 countries 437 nuclear power plant units with an installed electric net capacity of about 372 GW are in operation and 68 plants with an installed capacity of 65 GW are in 15 countries under construction. As of end 2011 the total electricity production since 1951 amounts to 69,760 billion kWh. The cumulative operating experience amounted to 15, 15,080 years by end of 2012. (European Nuclear Society) The change that nuclear power has brought to the world has led to benefits in today’s energy’s usage.
Nuclear energy is a very powerful source of energy. Just a little bit is required to make large amounts of electricity, which powers 1 in 5 households in the U.S. Nuclear energy has been advanced over the years and has been relied on heavily by many countries today.
There are many sources of energy today, and the best source of it is constantly being sought after, one source stands out above the rest. Nuclear energy is simple in theory, yet it may be one of the most controversial sources of power. Nuclear energy works using reactors built to split the atoms (nuclear fission) of the fuel to produce heat. This heat evaporates the cooling agent (usually water) into steam which turns turbines to create electricity. Nuclear energy should be allowed, because it produces an abundance of electricity, as well as being a clean source of energy with no harmful emissions. Nuclear energy is the future of clean, environmentally friendly energy.
Energy is undoubtedly one of the most important issues facing the world today. While fossil fuels may produce enough energy at a low cost, they also have severe environmental impacts on the world. Wind energy is a clean source, but is also extremely expensive to maintain. Nuclear energy may be the best energy alternative to coal and oil, with the ability to produce much more energy at relatively low cost, while also being more environmentally sound. Nuclear Power comes from the process of splitting Uranium Atoms (also called fission), which in turn releases copious amounts of energy in the form of heat.
Central Idea: Nuclear energy only contributes a small amount to the world’s electricity yet it has hazards and dangers that far out-way its benefits. There are many other alternative power producing sources that can produce energy more efficiently and more safely than nuclear power plants can.
After the United States developed the atomic at the end of World War II, interest in nuclear technology increased exponentially. People soon realized that nuclear technology could be used for electricity, as another alternative to fossil fuels. Today, nuclear power has its place in the world, but there is still a lot of controversy over the use of nuclear energy. Things such as the containment of radiation and few nuclear power plant accidents have given nuclear power a bad image. However, nuclear power is a reliable source of energy because it has no carbon emissions, energy is available at any time, little fuel is needed for a lot of energy, and as time goes on, it is becoming safer and safer.
Nuclear energy is produced during the process named nuclear fission or nuclear fusion. The development of nuclear energy started in the 20th century and there is now worldwide recognition for using nuclear energy. Popular countries that operates nuclear power are United States, France, Japan, and Russia, the nuclear energy generates up to 6% of the world’s electricity supplies. Even though the energy is mostly used by many countries, but it may causes side effect to the living things in the environment. (WNA, 2012)
The fission of uranium-235 creates neutrons which in an ideal situation bombard other uranium-235 atoms which then divide and...
“There are 61 commercially operating nuclear power plants with 99 nuclear reactors in 30 states in the United States” (U.S Energy Information Administration). An energy crisis is going on right now. This crisis includes the consumption of fossil fuels that leave the world free of pollution, while still creating the same amount of energy. The idea of using nuclear energy came around the 1960’s as countries who were involved in World War II needed to get an upper hand on weapons, specifically bombs. This was made possible when german scientists Otto Hahn and Fritz Strassman fired neutrons into uranium 235, which in turn led to the discovery of a self-sustaining chain reaction. This experiment led to the creation of the atomic bomb and the nuclear
Nuclear power is the generation of electricity from an atomic reaction. (World Statistics: Nuclear Energy Around the World n.d.) Though it produces zero carbon emissions there has been a decline in support for nuclear power and increased its support for alternative energies in the pursuit for a fossil free energy sector. Factors that have resulted in the reduction of support for nuclear energy include nuclear accidents and waste and the positives of renewable energy which include clean energy, sustainable and reduced health and environmental risks.
Although nuclear energy may emit less carbon dioxide as compared to oil or gas, it is nowhere near the alternative energy source we need. A Huffington Post article showed that water shortages, exacerbated by global climate change, minimizes the ability for expansion of nuclear power plants. As the generators require large amounts of water to keep them cool, they must be built on large water sources, mostly rivers and lakes. This reliance on water severely limits the places the nuclear power plants could be built, which makes nuclear an unreliable resource to replace oil and gas in the future as it could not meet all our energy needs. Furthermore, in 2009, France was forced to shut down many of their power plants due to the unseasonably warm summer it had, most likely caused by climate change. As our Earth continues to heat up and more places experience drought, nuclear energy is less and less reliable due to the reliance on cold water. Additionally, runoff from the water flows into nearby water sources, causing thermal pollution to the animals and ecological consequences. Coupled with the fact that we still have no idea how to properly dispose of the waste material left behind from nuclear reactions, nuclear power is not the alternative energy that solves major world problems. This hurts future generations, as we will not only create yet another reliance on an energy source that harms the planet, but divert attention away from truly solving the issue on hand. A Bloomberg New Energy Finance report from early June projects that as early as 2028, solar energy can replace the oil and gas sector demands. The cost of projection would also decrease for both solar and wind energy by 66-71% within the next ten years as well. Solar and wind have considerably less risks to the environment and, regarding these as more possible
The use of nuclear energy has increased in the United States since 1973. Nuclear energy's share of U.S. electricity generation has grown from 4 percent in 1973 to 19 percent in 1998. This is excellent news for the environment. Nuclear energy and hydropower are the cleanest large-scale means of electricity production. Since nuclear power plants do not burn fuel, they emit no combustion byproducts—like carbon dioxide—into the atmosphere (www.nei.org). Nuclear power can come from the fission of Uranium, plutonium or thorium or the fusion of hydrogen into helium. Today uranium (U-235 and U-238) is most commonly used in the production of nuclear energy. The expa...
Today our society is using more energy than ever. With the increase in demand for energy, problems are presented that have to be addressed. One of the biggest and most prevalent problems is the need for clean, renewable, sustainable energy. On the forefront of these problems comes the following solutions: nuclear energy, hydro-electric energy, and photovoltaic energy. With the need of energy in today’s current world, exploring different ways of producing power are necessary. The differences and similarities of nuclear energy and alternative energy are important to look over and examine in depth, so that it is plain to see the positive and negative effects of energy production.
Nuclear power, the use of exothermic nuclear processes to produce an enormous amount of electricity and heat for domestic, medical, military and industrial purposes i.e. “By the end of 2012 2346.3 kilowatt hours (KWh) of electricity was generated by nuclear reactors around the world” (International atomic energy agency Vienna, 2013, p.13). However, with that been said it is evident that the process of generating electricity from a nuclear reactor has numerous health and environmental safety issues.
As one of the greatest alternatives to fossil fuels, an important advantage of nuclear energy is the significantly lower emission rate of CO2 in comparison to plants which use coal and natural gas.2 Nuclear power is not reliant on fossil fuels and therefore producing energy by this method reduces pollution and the contribution to climate change. However, whilst the actual process of generating energy releases few emissions, uranium must be mined and purified and in the past this has not always been an environmentally clean process.2 Ultimately, uranium will one day run out, but nuclear reactors are versatile and may also run on Thorium. Despite being finite, this would allow nuclear power stations to function for a longer period of time.