USGS - science for a changing world

Science Topics

Science Topics term usage Thursday, 2008-06-26

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

Scripts used

2856science
439combine
109kwic

Browse terms chosen

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

417earthquakes
160earthquake occurrences
158maps and atlases
130real-time monitoring and reporting
94volcanoes
81USGS map servers
63floods
57energy resources
52surface water (non-marine)
51remote sensing
49ground water
48climate change
48mineral resources
43geospatial analysis
41fires
38water quality
35invasive species
31droughts
28contamination and pollution
27avian influenza
19environmental health (human)
19earthquake probabilities
19river systems
18oil resources
12animals
11natural gas resources
10seismology
10ground-water quality
10aerial photography
9global warming
9ground-water flow
9land use and land cover
8streamflow
8earth structure
8stream-gage measurement
8volcanic activity
8water properties
8wildlife
8ground-water level
7USGS budget

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Monday, 30-Jun-2008 10:46:17 EDT