USGS - science for a changing world

Science Topics

Science Topics term usage Tuesday, 2012-03-27

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

Scripts used

3773science
591combine
86kwic

Browse terms chosen

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

1108earthquakes
380earthquake occurrences
163volcanoes
101maps and atlases
91energy resources
91real-time monitoring and reporting
73mineral resources
62surface water (non-marine)
57groundwater
51climate change
49geospatial analysis
47remote sensing
47contamination and pollution
47floods
42oil resources
42map interfaces
41water quality
39earthquake probabilities
34avian influenza
30droughts
27fires
26invasive species
25seismology
24environmental health (human)
23topographic maps
18volcanic activity
15geologic maps
12tectonic processes
12human impacts
12life sciences
12hydrogeology
11water supply and demand
10streamflow
10tsunamis
10land use and land cover
9microbiology
9landslides
9acid deposition
9natural gas resources
8river systems

KWIC index letters chosen

bar graph showing usage of each letter

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