Science Topics term usage 2008-08-27

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.)

467	earthquakes
222	earthquake occurrences
150	maps and atlases
113	volcanoes
90	real-time monitoring and reporting
70	USGS map servers
63	energy resources
63	climate change
51	mineral resources
49	surface water (non-marine)
45	droughts
44	floods
36	remote sensing
34	geospatial analysis
33	ground water
31	water quality
24	river systems
23	contamination and pollution
21	fires
21	avian influenza
20	invasive species
17	acid deposition
17	oil resources
16	earth structure
14	desert ecosystems
13	environmental health (human)
12	human impacts
12	ground-water flow
11	ocean-atmosphere interaction
10	tectonic processes
10	earthquake probabilities
10	health and disease
9	hydrology
9	seismology
9	erosion
9	aerial photography
9	nonmetallic mineral resources
9	stream discharge
9	streamflow
8	global warming

Science Topics term usage Wednesday, 2008-08-27