BBC News, June 14, 2010
The Green Revolution of the 1960s raised crop yields and cut hunger - and also saved decades worth of greenhouse gas emissions, a study concludes. US researchers found cumulative global emissions since 1850 would have been one third as much again without the Green Revolution's higher yields.Although modern farming uses more energy and chemicals, much less land needs to be cleared.The study is published in Proceedings of the National Academy of Sciences. Read more...
No comments:
Post a Comment