USGS - science for a changing world

Science Topics

Science Topics term usage Sunday, 2008-07-06

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

Scripts used

1959science
378combine
45kwic

Browse terms chosen

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

434earthquakes
217earthquake occurrences
125volcanoes
88maps and atlases
62real-time monitoring and reporting
51USGS map servers
46ground water
44energy resources
43fires
37climate change
34mineral resources
34droughts
34floods
32geospatial analysis
32avian influenza
31water quality
31invasive species
28surface water (non-marine)
25contamination and pollution
21environmental health (human)
21remote sensing
14seismology
13oil resources
12earthquake probabilities
10erosion
10acid deposition
9California
9earth structure
8USGS budget
6geochemistry
6river systems
5ground-water quality
5fish
4USGS maps on demand
4geography
4streamflow
4geologic structure
4hazards
4San Luis Obispo
4rocks and deposits

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Wednesday, 09-Jul-2008 14:12:37 EDT