USGS - science for a changing world

Science Topics

Science Topics term usage Sunday, 2007-09-02

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

Scripts used

1096science
191combine
48kwic

Browse terms chosen

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

130earthquakes
81earthquake occurrences
70geographic information systems (GIS)
36real-time monitoring and reporting
25volcanoes
25nonpoint-source pollution
14earth structure
13animals
13contamination and pollution
12rocks and deposits
11hurricanes
11human impacts
10acid deposition
10biological and physical processes
10tectonic processes
9water sampling
9climate change
7earthquake probabilities
7water properties
7atmospheric and climatic processes
7tsunamis
6global change
6health and disease
6hazards
6desert ecosystems
6natural resource management
6population and community ecology
5information system design and development
5remote sensing
5planetary bodies
5sea-floor characteristics
5maps and atlases
5water quality
5California
5snow and ice cover
5seismology
5floods
5topics
4ocean characteristics
4water circulation

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Friday, 25-Apr-2008 17:34:58 EDT