Science Topics term usage 2008-11-04

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.)

600	earthquakes
233	earthquake occurrences
177	volcanoes
118	maps and atlases
63	energy resources
62	climate change
61	mineral resources
55	real-time monitoring and reporting
52	USGS map servers
48	ground water
42	water quality
40	floods
34	contamination and pollution
30	droughts
28	geospatial analysis
25	earthquake probabilities
23	surface water (non-marine)
22	remote sensing
22	invasive species
20	seismology
19	oil resources
17	avian influenza
16	environmental health (human)
14	acid deposition
14	global warming
13	natural gas resources
13	tectonic processes
13	fires
13	soil resources
12	hazards
11	water supply and demand
11	surface water quality
11	human impacts
11	tsunamis
11	coal resources
10	land use and land cover
10	health and disease
10	desert ecosystems
9	nonmetallic mineral resources
9	drainage basins

Science Topics term usage Tuesday, 2008-11-04