Today, the White House and the Department of Defense recognize climate change as a threat to national security. And the military is on the front lines of having to deal with the fallout.In this episode, “Marketplace” host Kai Ryssdal remembers what it was like serving in the military during the Cold War tensions of the 1980s. He visits a Navy research lab that studies warfighter performance in extreme temperatures, where he becomes a guinea pig. And he explores how climate change has become a “threat multiplier.”To support Marketplace’s impactful journalism, donate here: https://support.marketplace.org/hws-sn

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