Climate toll on Arctic bases: Sunken runways, damaged roads


              FILE - This March 17, 2019, photo provided by the U.S. Air Force, shows an aerial view of Offutt Air Force Base and the surrounding areas affected by floodwaters in Nebraska. The U.S. military long has formally recognized climate change as a threat to national security. That's in part because of the impact that intensifying floods, wildfires, extreme heat and other natural disasters are having and will have on U.S. installations and troops around the world. (Tech. Sgt. Rachelle Blake/U.S. Air Force via AP, File)
            
              FILE - In this Oct. 11, 2018, photo, an airplane hanger at Tyndall Air Force Base is damaged from hurricane Michael in Panama City, Fla. The U.S. military long has formally recognized climate change as a threat to national security. That's in part because of the impact that intensifying floods, wildfires, extreme heat and other natural disasters are having and will have on U.S. installations and troops around the world. (AP Photo/David Goldman, File)
            
              FILE - In this Jan. 30, 2014 photo, an RQ7 Shadow unmanned aircraft flies from its pneumatic catapult launcher at Joint Base Elmendorf-Richardson in Anchorage, Alaska. U.S. military bases in the Arctic and sub-Arctic are failing to harden their installations against long-term climate change as required, even though soaring temperatures and melting ice already are cracking base runways and roads and worsening flood risks up north, the Pentagon's watchdog office said April 14, 2022. (AP Photo/Dan Joling, File)
Climate toll on Arctic bases: Sunken runways, damaged roads