2015年4月4日星期六

Renewable Energy vs. Fossil Fuel Energy

Renewable Energy vs. Fossil Fuel Energy
  Recently, the conflict between renewable energy and fossil fuel energy becomes more and more intense. Some argue that renewable energy needs high technology and the production of these energies may be harmful to our environment. The other hold the viewpoint that renewable energy has high efficiency . As my opinion, I think that renewable energy may replace the fossil fuel energy someday.
  There are several benefits that I insist on renewable energy. 
  First of all, from the resources of these energy, renewable energy is generally defined as energy that comes from resources which are naturally replenished on a human timescale such as sunlight, wind, tides and geothermal heat. However, fossil fuels are fuels formed by natural processes such as anaerobic decomposition of buried dead organisms. We can find that renewable energy, to some extent, is inexhaustible, and we can find those resources from anywhere. 


Secondly, from the efficiency aspect, renewable energy has the domination. 
  According to the graph, we can see that the solar energy is the highest efficient. Renewable energy replaces conventional fuels in four distinct areas: electricity generation, hot water/space heating, motor fuels, and rural (off-grid) energy services.
  Thirdly, the renewable energy is more environmental friendly than fossil fuel energy. Most of the production of fossil fuel energy are harmful to our environment such as carbon dioxide which may be the main cause of greenhouse gases. However, the renewable energy can mitigate this problem with its production is clean.
  Although, today, the most of the energy such as electricity and other power come from the burning of fossil fuel energy. Fossil fuel energy has its limitations. As we know, fossil fuel energy may run out of someday and it may have adverse impacts on our environment. For our future generations, we have to find the way out to solve the energy crisis by using renewable energy. And the renewable energy has the potential to help human beings to live a clean life.


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