Cary Institute of Ecosystem Studies

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Road Salt, Moving Toward the Solution (pdf, 790 KB)

The 10 to 20 million tons of road salt used yearly on our nation's highways not only negatively impacts the environment but also affects the quality of our drinking water.

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Road Salt

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In the U.S. alone, some 15 million tons of salt is applied to roadways each year. While its use has real benefits, in terms of safety and navigation, there have been cumulative costs to the environment.

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