| Title |
Comment |
Keywords |
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Geology of Death Valley National Park
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n.a. / n.a.
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Death Valley, plate tectonics, rock, mineral, geologic time, geologic map, desert
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Volcanoes Far From Plate Margins
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11:51 - 13:20 (01:29) / 2.7 MB
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"Richard Hazlett", "Robert Tilling", volcano, "convergent plate margin", "divergent plate margin", "oceanic hot spot", desert, California, subduction, "cinder cone", crust, tension, fracture, "plate tectonics", pressure, magma, eruption
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Rates of Weathering
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08:06 - 09:07 (01:01) / 1.9 MB
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"Thomas Hartnett", water, "chemical weathering", weathering, "weathering rate", climate, "mechanical weathering", soil, temperature, "chemical reaction", desert, mineral, "Earth's surface"
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Chemical Precipitation
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07:05 - 07:42 (00:37) / 1.0 MB
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"sedimentary rock", "chemical sedimentation", lithification, "chemical precipitation", water, desert, lake, lagoon, evaporation, calcite, gypsum, salt, evaporite
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Conclusion
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25:54 - 26:57 (01:03) / 1.3 MB
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"James Sadd", landscape, humans, landform, desert, rainstorm, flood, wind, slope, "tectonic activity", "Grand Canyon", "Colorado River", stream, water, "Earth's surface"
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Aquifers
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11:46 - 13:11 (01:25) / 2.9 MB
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"Jim Goodrich", aquifer, "United States", "Los Angeles", "Orange County", "fresh water", California, rainfall, desert, "coastal plain", groundwater, "perennial stream", snow, mountain, river, "surface water"
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Wind, Dust and Deserts
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30 minutes / n.a.
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desert, wind, rainfall, plant, soil, sand, evaporation, air, vegetation, precipitation, dune, desertification, climate
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Introduction to Wind, Dust and Desert
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00:40 - 01:54 (01:14) / 1.1 MB
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introduction, "James Sadd", "Death Valley", lake, valley, shoreline, grassland, slope, "pine tree", humid, animal, bison, antelope, horse, pelican, flamingo, climate, glacier, "Ice Age", salt, lakebed, desert, plant, evaporation
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Deserts
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01:54 - 03:06 (01:12) / 1.4 MB
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"Art Montana", "Tropic of Cancer", "Tropic of Capricorn", desert, "Earth's surface", vegetation, Antarctica, precipitation, polar, "South Pole", "Point Barrow", Alaska, rainfall, soil, water, pond, lake, "Mojave Desert", California, "giant yucca", "Joshua tree"
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Regions of Infrequent Precipitation
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03:06 - 04:14 (01:08) / 1.4 MB
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desert, landscape, Antarctica, polar, Alaska, sand, "Mojave Desert", precipitation, evaporation, "subtropical desert", Equator, humid, rainfall, "tropical rainforest", tropic, subtropic, arid
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Rain Shadows
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05:45 - 07:05 (01:20) / 1.8 MB
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"Art Montana", desert, subtropic, "rain shadow", "Pacific Ocean", air, coast, mountain, cloud, rainfall, snow, "Sierra Nevada", California, "Mojave Desert", "United States", Gobi, Asia, "South America", Andes
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Plate Tectonics
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07:05 - 07:38 (00:33) / 0.6 MB
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"Art Montana", desert, "plate tectonics", continent, polar, Equator, subtropic, Africa, Permian, "South Pole", "Kalihari Desert", glacier, time
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Past Deserts
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07:38 - 08:29 (00:51) / 1.6 MB
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"Southwestern United States", desert, "fossil dune", "Grand Canyon", sandstone, "Zion National Park", "cross-bedding", oxidation, iron, "dry land", plant, animal, fossil, forest, "geologic time", "plate tectonics", orogeny, mountain, "rain shadow"
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Land Locked Regions
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08:29 - 08:54 (00:25) / 0.4 MB
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ocean, rainfall, China, Gobi, Taklamakan, air, precipitation, water, "rain shadow", desert, mountain
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Coastal Deserts
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08:54 - 09:50 (00:56) / 1.4 MB
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"Richard Hazlett", desert, air, water, coastline, Chile, Africa, ocean, evaporation, temperature, "cold marine current", "coastal desert"
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Desert Origins
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09:50 - 10:22 (00:32) / 0.5 MB
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desert, subtropic, "equatorial air current", "rain shadow", land, "cold coastal current", "warm latitudes", polar
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Flashflooding
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10:22 - 11:06 (00:44) / 1.0 MB
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desert, landform, rainfall, precipitation, flashflooding, erosion, transportation, sediment, canyon, deposition, mountain, "alluvial fan", environment
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Drainage
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11:06 - 12:25 (01:19) / 1.5 MB
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"Art Montana", desert, drainage, "drainage pattern", river, Nile, Africa, Niger, "Colorado River", "United States", stream, soil, pond, lake, evaporation, sand, "Mojave Desert", California, "Mojave River", "San Bernardino Mountains", "Soda Lake"
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Wind Agent
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12:25 - 12:58 (00:33) / 0.9 MB
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"James Sadd", desert, landscape, wind, sand, silt, transportation, dune, continent, "ocean basin"
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Desert Dust
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12:58 - 13:42 (00:44) / 1.2 MB
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desert, wind, "desert dust", rock, mineral, plant, animal, ash, detritus, "volcanic ash", atmosphere, storm
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Loess
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13:42 - 14:24 (00:42) / 1.7 MB
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desert, wind, "desert dust", soil, "Midwestern United States", loess, silt, clay, Pleistocene, glacier, China
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Sand Dunes
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14:24 - 15:01 (00:37) / 0.5 MB
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desert, wind, sand, ocean, continent, dune
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Desert Playas
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15:01 - 15:11 (00:10) / 0.2 MB
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desert, sand, "desert playa", lakebed, humid, arid
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Blowouts and Oasis
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15:11 - 16:09 (00:58) / 1.6 MB
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"Richard Hazlett", desert, wind, dune, blowout, stream, Sahara, "Earth's surface", vegetation, soil, sediment, "water table", oasis
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Desert Pavement
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16:09 - 16:42 (00:33) / 1.5 MB
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desert, "desert pavement", wind, silt, dust, rock, gravel, erosion
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Desert Varnish
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16:42 - 18:16 (01:34) / 3.5 MB
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"Richard Hazlett", desert, "desert varnish", "manganese oxide", clay, weathering, evaporation, precipitation, "acid rain", "chemical weathering", rainfall, microbe, "biological activity"
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Desertification
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18:16 - 19:00 (00:44) / 1.6 MB
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"James Sadd", desert, climate, topography, "plate tectonics", forest, prairie, grassland, humans, desertification, environment
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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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Dust Bowl
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20:49 - 21:42 (00:53) / 1.1 MB
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desertification, desert, "United States", "Great Plains", "ecological balance", rainfall, plant, agriculture, grazing, soil, drought, "dust bowl", "soil conservation"
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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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Global Climate Changes
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24:47 - 25:45 (00:58) / 1.4 MB
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desert, humans, arid, "global climate change", climate, Africa, environment
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Conclusion
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25:45 - 26:48 (01:03) / 1.3 MB
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"James Sadd", desert, humans, life, dune, playa, salt, sand, "desert varnish", environment, landform, climate, lake, grassland, forest
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Geology School Keywords
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