USGS - science for a changing world

Science Topics

Science Topics term usage Monday, 2008-06-16

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

Scripts used

3218science
519combine
127kwic

Browse terms chosen

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

573earthquakes
243earthquake occurrences
193floods
158maps and atlases
129volcanoes
118real-time monitoring and reporting
79USGS map servers
75ground water
70energy resources
65mineral resources
60climate change
57surface water (non-marine)
44droughts
40water quality
39geospatial analysis
36avian influenza
34contamination and pollution
31remote sensing
27oil resources
27invasive species
26earthquake probabilities
25environmental health (human)
23animals
19fires
19human impacts
17streamflow
15river systems
15earth structure
14global warming
14hydrology
14life sciences
11tectonic processes
10sediment transport
10seismology
10natural gas resources
9land use and land cover
9water temperature
9hazards
8acid deposition
8ground-water flow

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Thursday, 19-Jun-2008 10:12:20 EDT