IE 11 is not supported. For an optimal experience visit our site on another browser.
UP NEXT
Reading, writing, berries! School gardening 03:58
The fight against oil drilling in the Gulf 03:48
Transforming trash into incredible tiny homes 05:04
Parts of Patagonian glacier collapse 00:45
How religion clashes with science 06:41
How land grabbing could affect parks 07:08
How five people fought big oil in court 06:39
Mapping out the Porter Ranch gas leak 06:53
Bernie Sanders' climate platform is to ambitious 04:28
The connection between Zika and warm weather 02:53
Congress bans microbeads, but why? 03:25
Why the price of oil will continue to go down 04:02
Everything you need to know: Climate Talks 01:44
Will Republicans undermine a deal in Paris? 06:17
World leaders launch 'Mission Innovation' 04:24
Obama expands U.S. climate pledge in Paris 05:47
Why marches are necessary during COP21 04:40
Most Americans want the US to cut emissions 06:28
Indigenous people demand a climate accord 02:50
China's big revelation about pollution 04:23 The world is polluting our minds 04:57 Should there be laws to protect people's mental environment just like there are laws to protect the air, water and soil? Matt Crawford explains how the distractions around us are polluting our minds in his new book "The World Beyond Your Head." April 30, 2015
Read More UP NEXT
Reading, writing, berries! School gardening 03:58
The fight against oil drilling in the Gulf 03:48
Transforming trash into incredible tiny homes 05:04
Parts of Patagonian glacier collapse 00:45
How religion clashes with science 06:41
How land grabbing could affect parks 07:08