USGS Home Contact USGS Search USGS

Coastal & Marine Geology InfoBank

USGS CMG InfoBank Geology School: external heat engine Skip navigational links Search InfoBank     Dictionaries: Our Mapping Systems   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 Powering the Hydrologic Cycle 03:38 - 04:37 (00:59) / 2.3 MB "hydrologic cycle", "water cycle", weathering, erosion, "external heat engine" Hydropower 19:19 - 20:19 (01:00) / 1.5 MB "fossil fuel", hydropower, dam, power, "wind power", "solar power", energy, "photo-voltaic cell", "external heat engine" 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

Accessibility FOIA Privacy Policies and Notices
U.S. Department of the Interior | U.S. Geological Survey URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/keypage/external_h.html Page Contact: InfoBank staff Page Last Modified: Fri Sep 18 02:34:56 PDT 2009  (wcs)