Drinking Water

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Snowy winter road with road salt

New Cary Institute Report on Sustainable Road Salt Use

Road salt pollution salinizes lakes, streams, and drinking water supplies

Together we can get our freshwaters off drugs

Pharmaceuticals are found in surface waters around the world. These compounds evade wastewater treatment infrastructure, pollute drinking water, and impact aquatic ecosystems. Here are some steps you can take to help stem the tide of pharmaceutical pollution.

Road salt pollutes drinking water wells in suburban New York State

Road salt applied during the winter lingers in the environment, where it can pollute drinking water supplies. A recent study reveals hotspots and landscape features linked to elevated salt in wells.

Lake Sunapee

Landsat 8 as a tool for monitoring algal blooms

In a new study, researchers investigate how advances in remote sensing technology can be used to predict and monitor algal blooms before they turn harmful. Using satellites that detect chlorophyll, which is present in algae, they are developing ways to monitor water quality from outer space.

Related Projects

Road Salt

Increasing salt in our streams has been a concern at the Cary Institute for many years. Even in the relatively undeveloped watershed of the East Branch of Wappinger Creek, the salt levels have increased since 1985 when sampling began. 

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