HUARAZ, Peru — U.S. officials have called climate change in South America a national security threat, but little has been done. Rapid glacier melt in the Andes is a leading example; how the U.S. chooses to respond will affect the region’s stability, and Americans’ national security.
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How does climate change affect U.S. security?
What climate change impacts are military leaders, experts and scientists most concerned about? Find out what over a dozen experts say about the issue.






