Ron Ace has filed for a patent on a way to prevent global warming.
Ron Ace has filed for a patent on a way to prevent global warming. George Bridges / MCT
Ron Ace has filed for a patent on a way to prevent global warming. George Bridges / MCT

Scientists doubt inventor's global cooling idea — but what if it works?

December 21, 2008 06:00 AM

UPDATED June 15, 2015 07:34 PM

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