Science Topics term usage 2011-02-07

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.)

718	earthquakes
207	volcanoes
169	earthquake occurrences
105	maps and atlases
86	planetary bodies
58	groundwater
58	climate change
54	mineral resources
45	floods
39	real-time monitoring and reporting
38	topographic maps
38	energy resources
34	map interfaces
32	geospatial analysis
29	water quality
28	surface water (non-marine)
25	remote sensing
24	geologic maps
23	earthquake probabilities
22	animals
22	oil resources
22	contamination and pollution
21	invasive species
19	droughts
18	avian influenza
17	environmental health (human)
16	seismology
14	erosion
13	acid deposition
13	human impacts
12	fires
12	topics
11	groundwater flow
11	volcanic activity
11	tectonic processes
10	tsunamis
10	health and disease
10	endangered species
10	hazards
9	ocean characteristics

Science Topics term usage Monday, 2011-02-07