USGS - science for a changing world

Science Topics

Science Topics term usage Friday, 2010-12-31

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

Scripts used

1450science
224combine
38kwic

Browse terms chosen

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

730earthquakes
219earthquake occurrences
69volcanoes
41maps and atlases
27mineral resources
25real-time monitoring and reporting
20climate change
15energy resources
13natural resources
11map interfaces
11topographic maps
10geospatial analysis
9avian influenza
8invasive species
8geologic maps
7earthquake probabilities
7groundwater
7floods
7oil resources
6environmental health (human)
6surface water (non-marine)
6remote sensing
5droughts
5water quality
5human impacts
5seismology
5volcanic activity
4contamination and pollution
4tectonic processes
4natural gas resources
3stream discharge
3fires
3data services
3craters
3mosses
3health and disease
3acid deposition
3hazards
3geochemistry
2image collections

KWIC index letters chosen

bar graph showing usage of each letter

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