USGS - science for a changing world

Science Topics

Science Topics term usage Saturday, 2011-01-29

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

Scripts used

1572science
192combine
29kwic

Browse terms chosen

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

507earthquakes
195volcanoes
151earthquake occurrences
48maps and atlases
32energy resources
30real-time monitoring and reporting
28mineral resources
25climate change
21groundwater
20surface water (non-marine)
18seismology
18floods
18geospatial analysis
17topographic maps
16contamination and pollution
16earthquake probabilities
14map interfaces
14geologic maps
12water quality
12oil resources
12avian influenza
11microbiology
11invasive species
10droughts
10remote sensing
7volcanic activity
6topics
5marine geology
5earth structure
5environmental health (human)
4sea-floor characteristics
4migratory species
4fires
4aquatic biology
4soil resources
4life sciences
4geographic information systems (GIS)
4acid deposition
4pharmaceutical contamination
4atmospheric and climatic processes

KWIC index letters chosen

bar graph showing usage of each letter

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