New IPCC Report (Part 3)

guest post by Steve Easterbrook

(3) The warming is largely irreversible

The summary for policymakers says:

A large fraction of anthropogenic climate change resulting from CO2 emissions is irreversible on a multi-century to millennial time scale, except in the case of a large net removal of CO2 from the atmosphere over a sustained period. Surface temperatures will remain approximately constant at elevated levels for many centuries after a complete cessation of net anthropogenic CO2 emissions.

(Fig...