An osprey nest on a channel marker in the bay.

An osprey nest on a channel marker in the bay.

More than 50 billion gallons of fresh water flow into the Chesapeake Bay every day from 100,000 rivers and streams. A new study finds that water temperatures in those tributaries have risen half a degree per decade since 1960. We explore why seemingly slight fluctuations upstream can have major impacts on the Bay and its wildlife.


  • Karen Rice Research Hydrologist, United States Geological Survey; member of the research faculty in the Department of Environmental Sciences at the University of Virginia

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