USGS - science for a changing world

Science Topics

Science Topics term usage Saturday, 2008-08-02

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

Scripts used

1790science
287combine
62kwic

Browse terms chosen

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

392earthquakes
190earthquake occurrences
79volcanoes
77maps and atlases
43USGS map servers
36energy resources
36real-time monitoring and reporting
36mineral resources
28climate change
26floods
23geospatial analysis
22droughts
21surface water (non-marine)
21remote sensing
21contamination and pollution
20ground water
19water quality
17invasive species
17avian influenza
17fires
14environmental health (human)
13earthquake probabilities
12oil resources
9river systems
7USGS maps on demand
7ground-water flow
7hazards
6bathymetry
6geochemistry
6seismology
6volcanic activity
5estuarine ecosystems
5human impacts
5surface water quality
5metallic ores
5hydrogeology
5earth structure
5ground-water quality
5marine geology
4flowering plants

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Tuesday, 05-Aug-2008 11:29:27 EDT