CALL FOR PAPERS: Environmental Intersections: Climate Change, Capitalism and Prospects for Change |
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| For the past five-hundred million years greenhouse gases have fluctuated between 260 and 280 parts per million (ppm). Today, however, they are nearing 400ppm CO2, roughly 30 percent higher than previous peaks in volume during interglacial periods... | |
| Posted: 2012-12-16 | More... |
What People are Saying About Alternate Routes |
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| Endorsements | |
| Posted: 2010-10-19 | More... |
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ISSN: 1923-7081