A UN expert yesterday called the growing practice of turning crops into biofuel "a crime against humanity" because it has created food shortages and sent food prices soaring, leaving millions of poor people hungry. Using biofuels instead of petrol in cars is generally considered to cut carbon dioxide emissions, which cause global warming, although some scientists say greenhouse gases released during the production of biofuel crops can offset those gains. Read the rest of this article and see what you think. Click here. If you are not sure what biofuels are then check the link here.
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