Title |
Comment |
Keywords |
Soil Erosion
|
19:20 - 20:45 (01:25) / 2.0 MB
|
"Richard Hazlett", "soil erosion", tropic, "rain forest", "Midwestern United States", "dust bowl", draught, wind, soil, weathering, dust, grassland, agriculture, glacial, plant, crop, topsoil, farming
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Soil Management and Conservation
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21:21 - 22:50 (01:29) / 2.7 MB
|
"Wayne Soppeland", "Rick Aguayo", "Mojave Desert", soil, weathering, crop, erosion, water, "soil management", agriculture, "U.S. Soil Conservation Service", irrigation, "soil survey", farming
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Conservation Tillage
|
24:00 - 24:59 (00:59) / 1.9 MB
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"Wayne Soppeland", weathering, soil, wind, windbreak, erosion, "conservation tillage", tilling, percolation, water, crop, irrigation
|
Irrigation Management
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24:59 - 26:24 (01:25) / 2.4 MB
|
"Wayne Soppeland", "Rick Aguayo", weathering, soil, irrigation, water, farming, crop, "saline residue", erosion, tilling, "crop rotation", windbreak
|
Flood Plains
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12:12 - 13:14 (01:02) / 1.0 MB
|
"James Sadd", meander, flood, floodplain, flatland, river, "river channel", riverbank, bank, landscape, humans, Tigris, Eurphrates, Mesopotamia, Yangtze, "Huang Ho", China, Nile, Egypt, crop, "muddy sediment", nutrient, deposition, irrigation, "geologic hazard", agriculture
|
Large Migration Disaster
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23:02 - 23:44 (00:42) / 1.8 MB
|
technology, drought, water, Sahel, livestock, humans, grazing, cattle, crop
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Geology School Keywords
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