USGS - science for a changing world

Science Topics

Science Topics term usage Thursday, 2011-07-28

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

Scripts used

2053science
355combine
72kwic

Browse terms chosen

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

697earthquakes
219earthquake occurrences
147volcanoes
79maps and atlases
49real-time monitoring and reporting
42mineral resources
36climate change
31floods
30surface water (non-marine)
29energy resources
25groundwater
23remote sensing
22droughts
21topographic maps
20seismology
20geospatial analysis
18map interfaces
16contamination and pollution
13avian influenza
13geologic maps
13invasive species
13water quality
12geophysics
12stream-gage measurement
11earthquake probabilities
10river systems
10volcanic activity
9soil resources
8microbiology
8natural gas resources
8oil resources
7tectonic processes
7environmental health (human)
7land use and land cover
7fires
6streamflow
6product types
6hydrology
5plants (organisms)
5erosion

KWIC index letters chosen

bar graph showing usage of each letter

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