USGS - science for a changing world

Science Topics

Science Topics term usage Monday, 2006-08-07

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

Scripts used

1148science
125combine
91kwic

Browse terms chosen

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

71mineral resources
65earthquakes
63geographic information systems (GIS)
45volcanoes
19volcanic activity
16water quality
12birds
12aerial photography
12earthquake occurrences
12oil resources
12surface water (non-marine)
11tectonic processes
11geologic history
11ground water
10energy resources
10geospatial analysis
9earth structure
9real-time monitoring and reporting
9geology
9metallic ores
8geologic structure
8invasive species
8ocean characteristics
8ground-water flow
8remote sensing
7health and disease
7animals
7erosion
7environmental health (human)
7contamination and pollution
7maps and atlases
7economic geology
6geochemistry
6nonmetallic resources
6coastal zones
6water properties
6planetary bodies
6stream-gage measurement
6doppler radar imaging
6tsunamis

KWIC index letters chosen

bar graph showing usage of each letter

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