photo: Kevin Walsh via flickr. You’ve probably heard the stat that extinction rates are currently somewhere between 100-1000 times historic levels, which is bad enough, but now the Guardian reports the head of the Species Survival Commission for the International Union for

the Conservation of Nature says that we’ve “almost certainly” crossed the thresho… Read the full story on TreeHugger

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Humans Pushing Extinction Rates Up Faster Than Species Can Evolve – Will Hit 10,000x Historic Rates