| Water Environment - Lakes, Rivers, Oceans, Aquifers, Groundwater - Water (h2o) Environmental Issues: Conservation, Sustainability, Preservation, and Ecology |
The Maya and Climate
[audio/mpeg 1.99Mb
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A lecture by Dr. Tom Sever of NASA on how the Maya may have affected their own regional climate leading to drought.
Climate Change and Violence Part 1
[audio/mpeg 1.81Mb
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Climate Change and Violence Part 2
[audio/mpeg 1.81Mb
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PIA09 Andy Frank's Update
[audio/mpeg 0.59Mb
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PIA08 Hit The Streets
[audio/mpeg 0.87Mb
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