USGS - science for a changing world

Science Topics

Science Topics term usage Saturday, 2006-04-15

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

Scripts used

1213science
212combine
49kwic

Browse terms chosen

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

94earthquakes
48geographic information systems (GIS)
38volcanoes
25earthquake occurrences
25animals
16aerial photography
15ecosystems
12earth structure
12ground water
12surface water (non-marine)
12rocks and deposits
11energy resources
11seismology
10tsunamis
10real-time monitoring and reporting
10streamflow
10tectonic processes
10remote sensing
10climate change
9planetary bodies
9aquatic ecosystems
9land use and land cover
8population and community ecology
8lakes
8geologic history
8oil resources
8biogeography
8mathematical modeling
8magnetic field (earth)
8geologic structure
8global change
8sea-floor characteristics
7droughts
7landslides
7stream-gage measurement
7health and disease
7mineral resources
7water quality
7habitats
7ocean characteristics

KWIC index letters chosen

bar graph showing usage of each letter

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