Will We Know When Climate Change Kicks Into Overdrive?

Panel recommends creating an early-warning system to watch for abrupt climate shifts.

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When global warming kicks into overdrive, how will we know? (via The Christian Science Monitor)

Two Adelie penguins stand atop a block of melting ice on a rocky shoreline at Cape Denison, Commonwealth Bay, in East Antarctica, in 2010. (Pauline Askin/Reuters/File) Global warming is bringing abrupt change to some aspects of the climate system as…

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Featured photo: Flickr user Charlie Marshall, creative commons licensed.