Diet change is critical because of massive greenhouse-gas emissions, habitat destruction associated with rearing animals for food, and other environmental problems, the Indian economist said.
"In terms of immediacy of action and the feasibility of bringing about reductions in a short period of time, it clearly is the most attractive opportunity," said Pachauri, whose panel shared the 2007 Nobel Peace Prize with former US vice president Al Gore. Pachauri added that other lifestyle changes also were needed: "We really have to bring about reductions in every sector of the economy."
The UN Food and Agriculture Organisation has estimated that meat production accounts for nearly 20% of global greenhouse-gas emissions.
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