With Operation Popeye, the U.S. government made weather an instrument of war

Operation Popeye was a secret Vietnam War-era effort to conduct covert cloud seeding over Vietnam, Cambodia, and Laos, extend the monsoon season, and give the United States an advantage in the war. By Eleanor Cummins.
Read more: https://www.popsci.com/operation-popeye-government-weather-vietnam-war?source=Snapzu