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Natural History of the Hudson River

6-8, 9-12Hudson River Ecology
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This unit introduces students to the ecosystem concept using the Hudson River ecosystem. Students learn about both the biotic and physical history of the Hudson River ecosystem, including its geology, tides, and watershed. This unit's focus is on the  characteristics and historical drivers that primarily shaped the Hudson River ecosystem before European settlement. Changes after European settlement are explored in the following unit "The Hudson Valley: A Social-Ecological System."