| Title |
Comment |
Keywords |
|
Blowouts and Oasis
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15:11 - 16:09 (00:58) / 1.6 MB
|
"Richard Hazlett", desert, wind, dune, blowout, stream, Sahara, "Earth's surface", vegetation, soil, sediment, "water table", oasis
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Sahel
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21:42 - 23:02 (01:20) / 2.3 MB
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desert, desertification, Africa, Sahel, Sahara, semi-arid, rainfall, grazing, drought, plant, soil, cattle, "dust storm", dune, Ethiopia, Sudan, human
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Geology School Keywords
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