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Meet the school children saving Britain's eels

The number of eels found in European waters has dropped drastically in recent decades. But the world's biggest grassroots movement to protect the species is happening in Somerset in the UK, with the help of school children.

3:58 • Source: CNN
Call to Earth 16 videos
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Meet the school children saving Britain's eels
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FILE - This July 6, 2011, file photo shows a grizzly bear roaming near Beaver Lake in Yellowstone National Park, Wyo. The Montana Fish and Wildlife Committee is set to take a final vote on proposed rules to hunt grizzly bears if federal protections are lifted. (AP Photo/Jim Urquhart, File)
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How a few strands of hair are helping to protect Canada’s grizzlies
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Visiting Florida's art-ificial reef trail
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Call to Earth: Beyond the lens
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Wildlife photographer shares his most powerful images, and how they can lead to change
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<p>Iracambi, an environmental organization, is working with the indigenous Puri people to restore biodiversity in the Atlantic Forest in southeastern Brazil, an area experiencing higher rates of deforestation than the Amazon.</p>
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Protecting Mexico's bats
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Protecting Nigeria's endangered primates
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