USGS - science for a changing world

Science Topics

Science Topics term usage Sunday, 2008-10-05

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

Scripts used

1776science
259combine
64kwic

Browse terms chosen

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

300earthquakes
120earthquake occurrences
105volcanoes
73maps and atlases
44USGS map servers
40real-time monitoring and reporting
37climate change
35surface water (non-marine)
31energy resources
28ground water
26mineral resources
23floods
23contamination and pollution
22remote sensing
22droughts
19oil resources
17geospatial analysis
17water quality
15environmental health (human)
14ecology
14acid deposition
14invasive species
12avian influenza
11life sciences
11ocean characteristics
11plants (organisms)
10river systems
9fires
9earth structure
9desert ecosystems
8computational methods
8animals
8organism groupings (non-taxonomic)
7freshwater ecosystems
7erosion
7nonindigenous species
7human impacts
7tsunamis
6USGS Quadrangles
6volcanic eruption prediction

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Wednesday, 08-Oct-2008 09:26:14 EDT