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8 wilderness icons under threat

April 19, 2012, 2:35 p.m.
Redwood forest

Photo: explore.org

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Redwood forests

Redwood forests, once thought to have covered the West Coast from Southern California well into Oregon, have lost 90-95 percent of their area because of urbanization, habitat fragmentation, pollution, invasive species and climate changes. You can see a short film about the redwoods — including the famous General Sherman — here.