USGS - science for a changing world

Science Topics

Science Topics term usage Friday, 2011-11-11

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

Scripts used

2520science
403combine
54kwic

Browse terms chosen

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

815earthquakes
338earthquake occurrences
139volcanoes
76maps and atlases
48water quality
43real-time monitoring and reporting
41mineral resources
41climate change
36surface water (non-marine)
32energy resources
30floods
28topographic maps
27droughts
26groundwater
21remote sensing
21geologic maps
21map interfaces
21earthquake probabilities
21geospatial analysis
21avian influenza
17contamination and pollution
14seismology
12volcanic activity
11tsunamis
10human impacts
10oil resources
9fires
8earth sciences
8acid deposition
8environmental health (human)
8mineral deposit areas
8tectonic processes
7streamflow
7invasive species
7endangered species
7natural gas resources
7geochemistry
7water supply and demand
7earth structure
6land use and land cover

KWIC index letters chosen

bar graph showing usage of each letter

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