USGS - science for a changing world

Science Topics

Science Topics term usage Thursday, 2010-02-25

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

Scripts used

5128science
827combine
164kwic

Browse terms chosen

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

1089earthquakes
354earthquake occurrences
312volcanoes
206maps and atlases
109real-time monitoring and reporting
100map interfaces
81mineral resources
74ground water
74topographic maps
71climate change
69floods
58earthquake probabilities
56surface water (non-marine)
53energy resources
52geologic maps
52water quality
49geospatial analysis
49contamination and pollution
44remote sensing
41land use and land cover
41fires
35seismology
29invasive species
28oil resources
28earth structure
27human impacts
26environmental health (human)
25life sciences
25droughts
24tsunamis
22endangered species
21acid deposition
21natural resources
20tectonic processes
19social sciences
19avian influenza
19soil resources
18erosion
17meteorites
17geographic information systems (GIS)

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Monday, 01-Mar-2010 08:40:40 EST