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9 March 2010
Residents in the Missouri River basin are getting ready for another spring flood. Heavy snow and cold temperatures in the Northern Plains are setting up for potential ice jams on major rivers. Here, a crop duster spreads coal dust on the Platte River near Ashland, Nebraska. The black dust absorbs solar radiation and converts it to heat, which helps melt the ice. Source: U.S. Army Corps of Engineers Omaha District