USGS - science for a changing world

Science Topics

Science Topics term usage Thursday, 2010-04-22

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

Scripts used

8508science
1911combine
286kwic

Browse terms chosen

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

2481earthquakes
1044earthquake occurrences
897volcanoes
176real-time monitoring and reporting
174maps and atlases
138ground water
125seismology
108earthquake probabilities
105climate change
88map interfaces
86contamination and pollution
80energy resources
80geospatial analysis
80topographic maps
79remote sensing
75surface water (non-marine)
71floods
69mineral resources
68water quality
57invasive species
54droughts
48avian influenza
47human impacts
47volcanic activity
40geologic maps
35tectonic processes
28fires
28environmental health (human)
27land use and land cover
26oil resources
26ground-water flow
26hazards
26sea-floor characteristics
23river systems
22global warming
21acid deposition
19hydrology
19pharmaceutical contamination
19stream discharge
18volcanic eruption prediction

KWIC index letters chosen

bar graph showing usage of each letter

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