Study: Minneapolis-St. Paul area lakes increasing in salinity

02/11/2009 | Bloomberg

The use of salt on winter roads to melt ice and snow may be the culprit in Minnesota's saltier lakes, rivers and wells, according to a new study. University of Minnesota researchers found an increase in salinity for Minneapolis-St. Paul area lakes during the past 22 years. High concentrations of chloride, a component of salt, can harm drinking water and aquatic life.

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