USGS - science for a changing world

Science Topics

Science Topics term usage Saturday, 2008-06-21

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

Scripts used

1492science
275combine
70kwic

Browse terms chosen

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

259earthquakes
106earthquake occurrences
90volcanoes
83maps and atlases
74real-time monitoring and reporting
51USGS map servers
49floods
42energy resources
31climate change
28ground water
25mineral resources
24water quality
23droughts
23geospatial analysis
22avian influenza
21surface water (non-marine)
19invasive species
19remote sensing
18fires
18contamination and pollution
15oil resources
14environmental health (human)
12earth structure
8natural gas resources
8earthquake probabilities
7hazards
7California
6USGS budget
6seismic methods
6life sciences
5desertification
5sea-floor characteristics
5seismology
5sediment transport
5meteorites
5streamflow
5rocks and deposits
5land use and land cover
4surface water quality
4anatomy and physiology

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Tuesday, 24-Jun-2008 10:22:54 EDT