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USGS CMG InfoBank Geology School: degradation Skip navigational links Search InfoBank     Dictionaries: The USGS and Science Education   USGS Fact Sheets   Topics   Keywords   Data Dictionary   Metadata Dictionary   Computer Terminology   Digital Formats InfoBank Terms: Activity ID   activity overview   crew   formal metadata   lines   metadata   NGDC   port stops   project/theme   region   ship   stations   time   virtual globe   year   Data Types: bathymetry   geodetic positioning   gravity   ground penetrating radar   imagery   LIDAR   magnetics   metering equipment   navigation   samples   seismic   definitions disclaimer   Data Formats: ARC coverage   E00   FGDC metadata   gridded/image   imaging   material   scattered/swath   Shapefile   vector/polygon       Title Comment Keywords Rivers and Valleys 02:48 - 03:46 (00:58) / 1.2 MB "Douglas D. Rhodes", river, valley, geologist, "mass wasting", sediment, stream, erosion, slope, "base level", degradation, "flow velocity", sea, "sea level" Landscape Maturity 04:30 - 05:47 (01:17) / 1.8 MB "Douglas D. Rhodes", landscape, mature, uplift, stream, valley, slope, youthful, energy, erosion, "base level", degradation, floodplain, peneplain, "old age" Incised Meander 09:31 - 10:05 (00:34) / 0.8 MB landform, rejuvenation, uplift, "incised meander", river, floodplain, thalweg, "river channel", degradation, valley Geology School Keywords Skip footer navigational links InfoBank   Menlo Park & Santa Cruz Centers   St. Petersburg Center   Woods Hole Center   Coastal and Marine Geology Program   Geologic Information   Ask-A-Geologist   USGS Disclaimer

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U.S. Department of the Interior | U.S. Geological Survey URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/keypage/degra.html Page Contact: InfoBank staff Page Last Modified: Tue Dec 16 06:28:35 PST 2008  (wcs)