USGS - science for a changing world

Science Topics

Science Topics term usage Sunday, 2008-08-17

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

Scripts used

2454science
489combine
145kwic

Browse terms chosen

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

664earthquakes
334earthquake occurrences
83maps and atlases
59volcanoes
57real-time monitoring and reporting
47ground water
44USGS map servers
43energy resources
36climate change
35water quality
33mineral resources
31remote sensing
31surface water (non-marine)
30floods
29geospatial analysis
22invasive species
21droughts
20contamination and pollution
19avian influenza
19fires
18seismology
16California
16environmental health (human)
15oil resources
14earthquake probabilities
9earth structure
9river systems
8desert ecosystems
8topics
8acid deposition
7life sciences
7natural gas resources
7ground-water flow
7ocean-atmosphere interaction
7USGS budget
6coal resources
6volcanic activity
6hydrology
5rocks and deposits
5water supply and demand

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Tuesday, 26-Aug-2008 00:17:37 EDT