USGS - science for a changing world

Science Topics

Science Topics term usage Thursday, 2006-11-23

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

Scripts used

1216science
88kwic
87combine

Browse terms chosen

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

75earthquakes
47volcanoes
28aquatic ecosystems
26geographic information systems (GIS)
21earthquake occurrences
19earth structure
18human impacts
16contamination and pollution
13tectonic processes
13hazards
13ground water
12planetary sciences
12mineral resources
12land use and land cover
12rocks and deposits
12real-time monitoring and reporting
11population and community ecology
10desert ecosystems
9biogeography
9climate change
9energy resources
9acid deposition
9geophysics
9animals
9industrial pollution
8tsunamis
8water quality
8earthquake probabilities
8ecosystems
7seismology
7desertification
7floods
7oil resources
7remote sensing
7sedimentary rocks
7aquatic biology
6biodiversity
6earth characteristics
6landslides
6maps and atlases

KWIC index letters chosen

bar graph showing usage of each letter

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