24th Apr 2010 
23 
According to the law of conservation of energy, energy won’t disappear, it merely transform from one form to another. If we can harvest excess heat in the atmosphere and use it to generate electricity, we can solve the global warming… [...]
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Fossil fuel will eventually runs out, one of the solutions to the environment problem is switch to biofuel. Biofuel is produced by convernting plants into ethonal. Plants is 100% renewable energy. As long as there is land, water and… [...] |
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