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Leader Post: When a drought hit North America in the 1930s, creating a giant dust bowl and crippling agriculture from Saskatchewan to Oklahoma, it entered history as the Dirty Thirties.
But University of Regina paleoclimatologist Jeannine-Marie St. Jacques says that decade-long drought is nowhere near as bad as it can get.
St. Jacques and her colleagues have been studying tree ring data and, at the American Association for the Advancement of Science conference in Vancouver over the weekend, she explained......
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North America could be hit with decades-long ‘megadrought’: Scientist
Posted by Leader Post: Emma Graney on February 24th, 2012
Posted in Water Conservation