USGS - science for a changing world

Science Topics

Science Topics term usage Friday, 2010-08-27

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

Scripts used

1667science
242combine
53kwic

Browse terms chosen

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

531earthquakes
176earthquake occurrences
98volcanoes
62maps and atlases
34real-time monitoring and reporting
31climate change
31map interfaces
26contamination and pollution
24ground water
24energy resources
24mineral resources
24topographic maps
20invasive species
19floods
17water quality
17surface water (non-marine)
16earthquake probabilities
15avian influenza
15environmental health (human)
15remote sensing
14droughts
14geospatial analysis
12seismology
10fires
7acid deposition
7geochemistry
7biodiversity
6precipitation (atmospheric)
6oil resources
6streamflow
6life sciences
6health and disease
6ground-water quality
5geology
5cartography
5human impacts
5volcanic activity
4earth structure
4geographic information systems (GIS)
4water chemistry

KWIC index letters chosen

bar graph showing usage of each letter

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