How clean is the upper Mississippi River? Report finds improvement but emerging threats
The sun rises over the upper Mississippi River north of the Quad Cities of Iowa and Illinois on Sept. 18, 2023. Aerial support provided by LightHawk. (Nick Rohlman/The Gazette file)
The upper Mississippi River is getting saltier but concentrations of most metals have decreased.
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Mississippi River basinMississippi River Basin Ag & Water Desk
The Mississippi River Basin Ag & Water Desk is an independent reporting network based at the University of Missouri, in partnership with Report For America and the Society of Environmental Journalists, funded by the Walton Family Foundation. The Daily Memphian is a member of the reporting network.
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