January 9, 2011 10:01 PM

Why the CIA is spying on a changing climate

As intelligence officials assess key components of state stability, they are realizing that the norms they had been operating with — such as predictable river flows and crop yields — are shifting. Yet the U.S. government is ill-prepared to act on climate changes that are coming faster than anticipated and threaten to bring instability to places of U.S. national interest, interviews with several dozen current and former officials and outside experts and a review of two decades' worth of government reports indicate.

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