The State of the Debate on Climate Change, Part 1

The Dirt

“Sea level rise is a definite,” said Richard Alley, professor of geosciences at Pennsylvania State University, at a conference by the National Council on Science and the Environment (NCSE) in Washington, D.C. “There will also be significant heat impacts on agriculture,” particularly corn and rice production, given those crops are often grown in areas already a bit too hot for them. “The average summer will be hotter than we’ve ever seen. In the tropics, it may be too hot to work outside during the day.” And what’s the worst that could happen? Alley said “it could get so hot people could no longer live in the tropics. And sea level rise could wipe out territory where one-tenth of humanity now lives.” These are the “‘mights,’ the risks.”

To spur the globe to action on the climate, the Intergovernmental Panel on Climate Change (IPCC) is now finalizing its latest assessment report

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