Biofuels that cause hunger
Not to long ago we thought that biofuels would be a good way to reduce global warming by cutting greenhouse gas (GHG) emissions. In reality, biofuels could actually increase GHG emissions if we consider their effects over their entire life cycle. In a study by the University of Edinburgh, their impact has even been quantified: biofuels could increase GHGs by 50 to 70%.
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