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Scientists on mission to save world's tallest trees

Name: Scientists on mission to save world's tallest trees
Uploaded: 2016-11-12T20:04:23-0500
Duration: 1 min 48 s
Description: In the Sierra Nevada, home to some of the tallest trees on Earth, the mighty sequoias are disappearing. Chris Martinez shows how scientists and volunteers are creating a new generation.

In the Sierra Nevada, home to some of the tallest trees on Earth, the mighty sequoias are disappearing. Chris Martinez shows how scientists and volunteers are creating a new generation.