USGS - science for a changing world

Science Topics

Science Topics term usage Thursday, 2008-08-28

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

Scripts used

3784science
611combine
105kwic

Browse terms chosen

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

1076earthquakes
549earthquake occurrences
140maps and atlases
125volcanoes
99real-time monitoring and reporting
96USGS map servers
76energy resources
65floods
57water quality
56climate change
54ground water
52mineral resources
39remote sensing
39surface water (non-marine)
34droughts
32avian influenza
31invasive species
29contamination and pollution
27seismology
26geospatial analysis
26earthquake probabilities
22human impacts
22environmental health (human)
21fires
21oil resources
15ground-water flow
14life sciences
14river systems
14acid deposition
14hydrology
13desert ecosystems
11ground-water quality
11natural gas resources
11USGS maps on demand
10USGS budget
9tectonic processes
9marine geology
9topics
9ocean characteristics
9coal resources

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Tuesday, 02-Sep-2008 10:50:12 EDT