Library of Congress Classification:Class G, subclass GB -- Physical geography

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Subclass GB: Physical Geography is a classification used by the Library of Congress Classification system under Class G -- Geography, Anthropology, Recreation. This article describes subclass GB.

GB

3-5030..........Physical geography
400-649..........Geomorphology. Landforms. Terrain
447..........Climatic geomorphology
448..........Slopes
450-460..........Coasts
461-468.995..........Reefs
471-478.995..........Islands
500-555..........Mountains. Orography
561-649..........Other natural landforms: Floodplains, caves, deserts, dunes, etc.
651-2998..........Hydrology. Water
980-2998..........Ground and surface waters
980-992.......... Watersheds. Runoff. Drainage
1001-1199.8..........Groundwater. Hydrogeology
1201-1598..........Rivers. Stream measurements
1601-2398..........Lakes. Limnology. Ponds. Lagoons
2401-2598..........Ice. Glaciers. Ice sheets. Sea ice
2601-2798..........Snow. Snow surveys
2801-2998..........Hydrometeorology
5000-5030..........Natural disasters

Sources[edit]

Library of Congress Classification Outline