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Study: A tenth of the world’s wilderness lost since the 1990s

Researchers reporting in the journal Current Biology show catastrophic declines in wilderness areas around the world over the last 20 years. They demonstrate alarming losses comprising a tenth of global wilderness since the 1990s – an area twice the size of Alaska and half the size of the Amazon. The Amazon and Central Africa have been hardest hit. The findings underscore an …

biofuel

Do biofuel policies seek to cut emissions by cutting food?

A study published today in the journal Science found that government biofuel policies rely on reductions in food consumption to generate greenhouse gas savings. Shrinking the amount of food that people and livestock eat decreases the amount of carbon dioxide that they breathe out or excrete as waste. The reduction in food available for consumption, rather than any inherent fuel efficiency, drives …