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President Joe Biden leaves after speaking to the Office of the Director of National Intelligence President Joe Biden leaves after speaking to the Office of the Director of National Intelligence in McLean, Va., July 27, 2021 (AP photo by Susan Walsh).

The U.S. Is Waking Up to Climate Change’s Security Implications

Monday, Nov. 8, 2021

Every day, the gargantuan U.S. intelligence community, with its budget of $84 billion, scans the world looking for threats to the United States. In a landmark report released last month, the National Intelligence Council identified a big one: climate change. The world’s failure to curb greenhouse gas emissions and the brutal impacts of climate change, the assessment warns, are now poised to upend geopolitics over the next two decades as global warming exacerbates diplomatic tensions, cross-border competition and instability in heat-stressed countries.

It is hard to overstate the importance of this new report, which is the latest National Intelligence Estimate, the intelligence community’s most authoritative and collaborative assessments. In the nearly 30 years since the U.S. signed the U.N. Framework Convention on Climate Change, the country’s national security establishment has treated global warming as a third- or, at best, second-tier priority. When I was on the State Department’s Policy Planning Staff, between 2002 and 2004, most of my colleagues regarded climate change as a largely theoretical, boutique issue irrelevant to the traditional and ostensibly higher purposes of statecraft.  ...

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