Global Trophic Cascades News

Where Tasty Morsels Fear to Tread

The New York Times: The Wild Side, September 29, 2009.

Can wolves restore an ecosystem?

Seattle Times January 25, 2009.

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Wolf Loss and Ecosystem Disruption at Olympic National Park

Island Geoscience Fall 2008.

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Monitoring cougar in Yosemite Valley difficult

San Mateo County Times June 22, 2008.

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Lack of predators harms wild lands

San Mateo County Times June 21, 2008.

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Cougar decline results in critical changes to Yosemite ecosystem

Land Letter - E&E Publishing Service May 8, 2008.

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How humans, vanishing cougars changed Yosemite

San Francisco Chronicle May 2, 2008: "The loss of top predators, whether it's wolves in Yellowstone or cougars in Yosemite, is having a severe and degrading impact on plant communities," says William Ripple of Oregon State's department of forest resources, the lead author of a report published online in the journal Biological Conservation.

Yosemite: Protected but Not Preserved

Science Magazine May 2, 2008.

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Wolves and Elk Shape Aspen Forests

CurrentResults.com, 2007.