Science Topics term usage 2008-08-26

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.)

545	earthquakes
206	earthquake occurrences
136	maps and atlases
116	volcanoes
93	real-time monitoring and reporting
73	USGS map servers
62	floods
54	mineral resources
49	climate change
48	energy resources
45	surface water (non-marine)
42	ground water
40	water quality
39	droughts
33	contamination and pollution
31	geospatial analysis
30	remote sensing
22	invasive species
21	avian influenza
19	earthquake probabilities
17	environmental health (human)
17	river systems
16	fires
15	ground-water flow
15	oil resources
12	stream discharge
11	surface water quality
11	human impacts
10	forest ecosystems
10	acid deposition
10	natural gas resources
10	streamflow
10	life sciences
10	hydrogeology
9	cartography
9	seismology
8	population and community ecology
8	geochemistry
8	sediment transport
8	coal resources

Science Topics term usage Tuesday, 2008-08-26