Science Topics term usage 2011-02-08

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

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

960	earthquakes
298	volcanoes
257	earthquake occurrences
119	maps and atlases
62	mineral resources
54	groundwater
53	real-time monitoring and reporting
50	climate change
45	energy resources
43	geospatial analysis
42	topographic maps
38	planetary bodies
36	seismology
33	map interfaces
32	water quality
31	surface water (non-marine)
30	remote sensing
29	floods
29	earthquake probabilities
27	oil resources
26	geologic maps
26	contamination and pollution
23	droughts
21	invasive species
21	avian influenza
17	human impacts
15	environmental health (human)
13	erosion
13	natural gas resources
12	volcanic activity
12	surface water quality
12	land use and land cover
12	groundwater flow
11	fires
10	soil resources
10	tectonic processes
10	microbiology
9	land surface characteristics
9	topics
9	river systems

Science Topics term usage Tuesday, 2011-02-08