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Climate documentary seeks world change
Avi Lewis from 'This Changes Everything' talks to Tony Dokoupil about his new movie and what climate activists are doing around the world.
Reading, writing, berries! School gardening03:59
The fight against oil drilling in the Gulf03:49
Transforming trash into incredible tiny homes05:04
Parts of Patagonian glacier collapse00:46
How land grabbing could affect parks07:08
How religion clashes with science06:41