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The end of the world and the environmentalist Pope

Tony Dokoupil talks with Naomi Oreskes one the authors of the book “The Collapse of Western Civilization.” Later, Matt Crawford explains the dangers of headspace pollution. We take a look at one teenager’s journey to becoming an environmental activist. What does the Vatican have to say about the ills of the world? And we take a look at which countries are better equipped to survive a massive natural disaster. Greenhouse airs on Thursdays at 12pm ET.


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