Bioethics News

This Is Why When You Talk About Climate Change, You Can’t Ignore Agriculture

August 23, 2017

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In a paper published this week in Proceedings of the National Academy of Sciences, researchers found that land use changes associated with planting crops and grazing livestock have caused a loss of 133 billion tons of carbon from soil worldwide over the last 12,000 years, amounting to about 13 years of global emissions at their current levels. And at least half of those losses have probably occurred in the last few centuries.

“Historically, I think we’ve underestimated the amount of emissions from soils due to land use change,” said lead study author Jonathan Sanderman, an associate scientist with the Woods Hole Research Center, a climate change research organization based in Massachusetts.

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The views, opinions and positions expressed by these authors and blogs are theirs and do not necessarily represent that of the Bioethics Research Library and Kennedy Institute of Ethics or Georgetown University.