USGS - science for a changing world

Science Topics

Science Topics term usage Wednesday, 2008-06-18

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

Scripts used

3485science
491combine
147kwic

Browse terms chosen

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

550earthquakes
229earthquake occurrences
228floods
165maps and atlases
138volcanoes
97real-time monitoring and reporting
86USGS map servers
82energy resources
58ground water
54mineral resources
49surface water (non-marine)
47climate change
44oil resources
39water quality
36geospatial analysis
35droughts
31remote sensing
31invasive species
27contamination and pollution
24avian influenza
22river systems
20earth structure
19fires
18earthquake probabilities
16land use and land cover
16natural gas resources
14environmental health (human)
13tectonic processes
13hydrology
12seismology
12life sciences
12sediment transport
10drainage basins
10ecotoxicology
9gravitational field (earth)
9zoology
9sea-floor characteristics
9endangered species
9human impacts
9coal resources

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Monday, 23-Jun-2008 09:24:25 EDT