Could Lasers Change the Weather One Day?

CBS St. Louis
September 27, 2013

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It sounds like science fiction, but could lasers one day change the weather?

Physicists are meeting at the World Meteorological Organization in Geneva this week to discuss just that.

“Basically it’s cloud seeding only using lasers?” News 4 Chief Meteorologist Steve Templeton says.

Cloud seeding is a method of weather modification that has been going on scientifically and systematically for nearly a century since 1915.

It works by spreading either dry ice, or more commonly, silver iodide aerosols, into the upper part of clouds to try to stimulate the precipitation process and form rain.

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