jueves, 11 de febrero de 2010

Climate 'tipping points' may arrive without warning, says top forecaster

ScienceDaily (2010-02-10) -- A new study by a top ecological forecaster says it is harder than experts thought to predict when sudden shifts in Earth's natural systems will occur -- a worrisome finding for scientists trying to identify the tipping points that could push climate change into an irreparable global disaster.

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