| Title |
Comment |
Keywords |
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Pollution
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12:01 - 13:12 (01:11) / 2.0 MB
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weathering, "chemical weathering", pollution, "acid rain", "sulfur dioxide", sulfur, coal, moisture, atmosphere, "sulfuric acid", acid, "carbon dioxide", "carbon monoxide", "nitrogen oxide", rainfall, plant, tree, masonry, stone, forest, lake, woodland, Europe, "North American Continent", precipitation
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Tropical Soil
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18:18 - 19:20 (01:02) / 2.1 MB
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weathering, soil, tropic, jungle, "fertile soil", agriculture, "rain forest", vegetation, humus, nutrient, tree, plant, leaching, forest, erosion, wasteland
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Windbreaks
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23:18 - 24:00 (00:42) / 1.3 MB
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"Wayne Soppeland", weathering, soil, wind, erosion, windbreak, tree, farming, sand
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Introduction to Mass Wasting
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00:40 - 02:02 (01:22) / 2.1 MB
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introduction, "Nevado Del Ruiz Volcano", Colombia, "South America", eruption, heat, melting, glacier, volcano, water, flood, mountain, soil, tree, boulder, Armero, mud, "geologic hazard"
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Coal
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08:56 - 09:44 (00:48) / 1.3 MB
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"Dee Trent", "sedimentary rock", "swampy bayou", delta, moss, weed, root, tree, compaction, coal, swamp, water, "Okeefanokee Swamp", "Southeast Asia", vegetation, preservation, pressure, "geologic time", peat
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Garnet Growth Rates
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22:34 - 23:33 (00:59) / 1.4 MB
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"John Rosenfeld", metamorphism, "United States", "snowball garnet", orogeny, "Appalachian Mountains", "rubidium isotope decay", geologist, crystal, Vermont, "geologic time", humans, tree
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Development and Overgrazing
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19:48 - 20:49 (01:01) / 1.9 MB
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vegetation, humans, atmosphere, plant, tree, air, climate, rainfall, semi-arid, desert, desertification, agriculture, grazing
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Prevention of Desertification
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23:44 - 24:47 (01:03) / 1.6 MB
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"Art Montana", desertification, "water conservation", groundwater, agriculture, deforesting, vegetation, subtropic, wind, topsoil, tree, Africa, pollution
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Geology School Keywords
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