USGS - science for a changing world

Science Topics

Science Topics term usage Tuesday, 2008-08-12

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

Scripts used

2633science
498combine
70kwic

Browse terms chosen

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

558earthquakes
228earthquake occurrences
172volcanoes
144maps and atlases
69USGS map servers
62energy resources
62real-time monitoring and reporting
47mineral resources
34geospatial analysis
34climate change
33ground water
33surface water (non-marine)
32water quality
31contamination and pollution
30remote sensing
26avian influenza
26droughts
26floods
23invasive species
23oil resources
21earthquake probabilities
17seismology
16fires
16environmental health (human)
14volcanic activity
13human impacts
12California
12surface water quality
9natural gas resources
9water supply and demand
9ground-water quality
8forest ecosystems
8streamflow
8hazards
7earth structure
7USGS budget
7ground-water flow
7geographic information systems (GIS)
7USGS maps on demand
6seismic methods

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Tuesday, 26-Aug-2008 00:16:42 EDT