USGS - science for a changing world

Science Topics

Science Topics term usage Friday, 2012-12-28

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

Scripts used

1348science
161combine
21kwic

Browse terms chosen

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

293earthquakes
94earthquake occurrences
82volcanoes
41contamination and pollution
37aquatic biology
34water chemistry
34hydrology
33water properties
33drinking water use
29mineral resources
24maps and atlases
21real-time monitoring and reporting
21climate change
18floods
16surface water (non-marine)
16geospatial analysis
15groundwater
14water quality
13remote sensing
12avian influenza
10life sciences
9energy resources
9map interfaces
8droughts
8topographic maps
7microbiology
7land use and land cover
7seismology
7tectonic processes
6environmental health (human)
6employment and volunteer opportunities
5geologic maps
5fossils
5aerial photography
5earth sciences
5fires
5hurricanes
5coal resources
5earthquake probabilities
5geochemistry

KWIC index letters chosen

bar graph showing usage of each letter

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