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Yellowstone National ParkJuvenile Bighorn Sheep casually amble along a precipice near Tower Falls.
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Yellowstone National Park
Summary of Alternatives and Impacts

summary of alternatives and impacts includes:

Alternatives
Environmental Consequences
 

The environmental impact statement evaluates eight alternatives for the long-term management of bison. Alternative 1 is the no-action alternative (continue with existing interim plan), and the federal agencies have identified the modified preferred alternative (adaptive management approach) as its preferred plan.
Upper Geyser Basin Hydrothermal Features on a Winter Day.  

Did You Know?
Yellowstone contains approximately one-half of the world’s hydrothermal features. There are over 10,000 hydrothermal features, including over 300 geysers, in the park.

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Last Updated: June 19, 2007 at 12:29 EST