Science Topics term usage 2012-02-17

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.)

659	earthquakes
233	earthquake occurrences
166	volcanoes
69	maps and atlases
58	mineral resources
49	real-time monitoring and reporting
47	map interfaces
42	surface water (non-marine)
40	climate change
37	geospatial analysis
37	energy resources
35	groundwater
35	floods
25	contamination and pollution
25	water quality
23	oil resources
22	avian influenza
19	remote sensing
15	seismology
15	invasive species
14	earthquake probabilities
14	droughts
13	microbiology
12	tectonic processes
12	topographic maps
12	human impacts
11	volcanic activity
10	environmental health (human)
10	natural gas resources
8	river systems
8	geographic information systems (GIS)
8	fires
8	cartography
8	stream discharge
7	tsunamis
7	health and disease
7	geologic maps
7	earth structure
7	land use and land cover
6	life sciences

Science Topics term usage Friday, 2012-02-17