USGS CMG InfoBank Geology School: lakebed

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Title	Comment	Keywords
Cross-Bedding	13:28 - 14:47 (01:19) / 1.4 MB	"sedimentary rock", "clastic sediment", "Principle of Original Horizontality", "sedimentary structure", bedding, cross-bedding, lakebed, "sea floor", wind, sand, dune, "mineral color", "mineral composition", "sand bar", "stream delta", geologist, stream, deposition, erosion, velocity, water
Introduction to Wind, Dust and Desert	00:40 - 01:54 (01:14) / 1.1 MB	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
Desert Playas	15:01 - 15:11 (00:10) / 0.2 MB	desert, sand, "desert playa", lakebed, humid, arid

Geology School Keywords

U.S. Department of the Interior | U.S. Geological Survey
URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/keypage/lake.html
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Page Last Modified: Tue Feb 5 05:13:03 PST 2013 (chd)