USGS - science for a changing world

Science Topics

Science Topics term usage Sunday, 2005-12-25

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

Scripts used

590science
205combine
47kwic

Browse terms chosen

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

48earthquakes
26geographic information systems (GIS)
21volcanoes
13earthquake occurrences
11animals
10real-time monitoring and reporting
9aerial photography
9tsunamis
8surface water (non-marine)
8streamflow
7tectonic processes
6ocean characteristics
6magnetic field (earth)
6storms
6mineral resources
5topography
5climate change
5ground water
5geologic history
5maps and atlases
5remote sensing
5earth structure
4invasive species
4topics
4climatology
4hurricanes
4hazards
4volcanic activity
4fishery resources
4energy resources
4map coordinate systems
4geospatial datasets
4floods
4acid deposition
4water resources
4earthquake probabilities
4rocks and deposits
3information system design and development
3economic geology
3geologic structure

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Friday, 25-Apr-2008 17:34:49 EDT