How volcanic islands age, erode and sink (part 2)

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How volcanic islands age, erode and sink (part 2)

Clip from David Attenborough's Galapagos  |  Season 1  |  Episode 2  |  ABC  |  March 17, 2013

Erosion over millions of years inevitably destroys all volcanic islands. Great pieces of the island will submerge, leaving only a ridge of cliff in the ocean. Despite this destruction, animals have evolved to live on these dying islands.

Erosion over millions of years inevitably destroys all volcanic islands. Great pieces of the island will submerge, leaving only a ridge of cliff in the ocean. Despite this destruction, animals have evolved to live on these dying islands.

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