USGS - science for a changing world

Science Topics

Science Topics term usage Thursday, 2009-10-01

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

Scripts used

13053science
2597combine
307kwic

Browse terms chosen

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

3867earthquakes
2161earthquake occurrences
586volcanoes
418maps and atlases
286real-time monitoring and reporting
192climate change
173earthquake probabilities
162mineral resources
158floods
136avian influenza
135invasive species
133topographic maps
131energy resources
129map interfaces
122geospatial analysis
113seismology
108contamination and pollution
107droughts
107ground water
106remote sensing
101water quality
82surface water (non-marine)
80geologic maps
63environmental health (human)
63fires
62volcanic activity
60tectonic processes
51life sciences
39topics
39oil resources
36California
36earth structure
34geologic processes
33acid deposition
31hydrogeology
29human impacts
28social sciences
27natural resources
27animals
26geochemistry

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Tuesday, 20-Oct-2009 17:24:50 EDT