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"Project Cirrus was the first attempt to modify a hurricane."

"After several preparations and initial skepticism by government scientists, the first attempt to modify a hurricane began on October 13, 1947"
"Project Stormfury was an attempt to weaken tropical cyclones by flying aircraft into them and seeding with silver iodide. The project was run by the United States Government from 1962 to 1983."

"Cloud seeding was first attempted by Vincent Schaefer and Irving Langmuir."

"Indeed, Schaefer had caused a major snowstorm on December 20, 1946 by seeding a cloud. This caused GE to drop out for legal reasons."

"Operation Popeye was a highly classified weather modification program in Southeast Asia during 1967–1972. The cloud seeding operation during the Vietnam War ran from March 20, 1967 until July 5, 1972 in an attempt to extend the monsoon season"

"...there is one weather modification project that can’t be swept away or dismissed quite so easily."

" successful that COMUSMACV proceeded to implement the Project Popeye technique as a full-scale effort across the Vietnam theater."…
@TopSecretWriter "Fifty cloud seeding experiments were conducted with the result that 82% of the clouds produced rain within a brief period after having been seeded."

"transitioned from an experiment to an operational program of...U.S. Defense department"
@TopSecretWriter @worldhistoryprj "Using weather control technology, the United States Air Force engaged in the only known militarization of meteorology in what would become known as Operation Popeye."

"...spanned five years and cost taxpayers an estimated 15 million dollars."
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