Science Topics term usage 2011-02-15

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.)

1055	earthquakes
333	volcanoes
305	earthquake occurrences
106	maps and atlases
56	mineral resources
48	energy resources
45	real-time monitoring and reporting
44	climate change
40	seismology
39	floods
39	groundwater
36	topographic maps
35	map interfaces
35	water quality
35	remote sensing
33	earthquake probabilities
31	geospatial analysis
26	geologic maps
25	human impacts
25	surface water (non-marine)
23	oil resources
23	droughts
22	invasive species
22	environmental health (human)
21	avian influenza
19	contamination and pollution
16	volcanic activity
14	tectonic processes
14	fires
12	earth structure
10	geographic information systems (GIS)
10	erosion
10	microbiology
10	hydrology
9	endangered species
9	social sciences
8	natural gas resources
8	animals
7	biodiversity
7	marine geology

Science Topics term usage Tuesday, 2011-02-15