Algal blooms hit at least 14 Iowa beaches

Nick Fetty | July 15, 2015 As temperatures rise algal blooms are popping up in Iowa waterways. The Iowa Department of Natural Resources has posted advisories cautioning swimmers to stay out of the water at 11 state parks because of harmful algal blooms. Algal blooms are caused by a combination of phosphorus pollution and high temperatures which creates microcystin toxins…

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