USGS - science for a changing world

Science Topics

Science Topics term usage Friday, 2012-06-29

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

Scripts used

2244science
483combine
17kwic

Browse terms chosen

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

961earthquakes
364earthquake occurrences
113volcanoes
37fires
34maps and atlases
33energy resources
28real-time monitoring and reporting
28climate change
25map interfaces
25floods
24mineral resources
20nonpoint-source pollution
20remote sensing
20groundwater
19droughts
19earthquake probabilities
18surface water (non-marine)
18water quality
14contamination and pollution
13topographic maps
13geospatial analysis
12invasive species
11oil resources
9avian influenza
7seismology
7environmental health (human)
7microbiology
7life sciences
7multispectral imaging
6greenhouse effect
6geologic maps
6pesticide and herbicide contamination
5ecology
5natural gas resources
5acid deposition
5geochemistry
4geographic information systems (GIS)
4tectonic processes
4erosion
4map coordinate systems

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Monday, 02-Jul-2012 10:04:42 EDT