फ्री वीडियो देखें Olympic National Park: Elwha River Restoration

(154 MB) 13 May 2016 को जोड़ा गया 95 बार खेला गया Nature
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Olympic National Park: Elwha River Restoration

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एनिमेशन का विवरण:

This five-minute 'webisode' offers an introduction to the Elwha River, its people, its once-prolific salmon runs, the century of hydropower the river produced and the eventual decision to remove Elwha and Glines Canyon Dams.