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Cutting greenhouse gas emissions from livestock involves much more than simply reducing meat-eating, say researchers. Alex Kirby from the Climate News Network reports that it also involves the animals’...

CGIAR Climate's insight:
Published in the Proceedings of the National Academy of Sciences (PNAS), the study assesses what farm animals eat in different regions; how well they convert their feed into milk, eggs and meat; and how much greenhouse gas they produce.
It is the work of scientists at the International Livestock Research Institute (ILRI), the Commonwealth Scientific and Industrial Research Organisation (CSIRO) and the International Institute for Applied Systems Analysis (IIASA). The initial work was funded by ILRI and the CGIAR Research Program on Climate Change, Agriculture and Food Security (CCAFS).