USGS - science for a changing world

Science Topics

Science Topics term usage Monday, 2010-08-16

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

Scripts used

1874science
230combine
26kwic

Browse terms chosen

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

564earthquakes
182earthquake occurrences
115volcanoes
81maps and atlases
53real-time monitoring and reporting
42topographic maps
34ground water
29map interfaces
27climate change
27energy resources
22floods
21mineral resources
21surface water (non-marine)
20water quality
19contamination and pollution
18invasive species
18geologic maps
17geospatial analysis
17remote sensing
11environmental health (human)
11earth structure
10droughts
10avian influenza
9soil resources
9seismology
9earthquake probabilities
8life sciences
8hydrology
8biodiversity
7health and disease
7rocks and deposits
7fires
6acid deposition
6land use and land cover
6stream-gage measurement
6oil resources
6ocean characteristics
5streamflow
5hazards
4marine geophysics

KWIC index letters chosen

bar graph showing usage of each letter

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