USGS - science for a changing world

Science Topics

Science Topics term usage Monday, 2006-08-14

This analysis excludes the activity of search-engine spiders, USGS users, and transactions resulting in errors.

Scripts used

1278science
94combine
71kwic

Browse terms chosen

(Table shows only the 40 most frequently chosen terms.)

62geographic information systems (GIS)
54earthquakes
50animal tracking
49volcanoes
26maps and atlases
21paleontology
18geologic history
17earth structure
14surface water (non-marine)
14land use and land cover
14ground water
13mineral resources
13oil resources
11earthquake occurrences
11cartography
10human impacts
10energy resources
9streamflow
9ground-water flow
9hazards
8land surface characteristics
8ecological processes
8landslides
8aerial photography
8tectonic processes
8remote sensing
8acid deposition
7water use
7animals
7precipitation (atmospheric)
7geospatial analysis
7geolocation measurement
7climate change
7water quality
7wildlife biology
6magnetic field (earth)
6mine sites
6biodiversity
6tsunamis
6floods

KWIC index letters chosen

bar graph showing usage of each letter

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