Science Topics term usage 2009-02-02

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.)

833	earthquakes
763	volcanoes
349	earthquake occurrences
136	maps and atlases
86	real-time monitoring and reporting
65	climate change
61	USGS map servers
56	mineral resources
50	floods
49	topographic maps
49	droughts
49	energy resources
48	ground water
46	water quality
44	avian influenza
38	geospatial analysis
37	contamination and pollution
37	surface water (non-marine)
36	invasive species
34	volcanic activity
27	remote sensing
26	seismology
24	environmental health (human)
21	earthquake probabilities
19	fires
19	oil resources
15	ground-water flow
15	earth structure
15	tectonic processes
14	desert ecosystems
14	acid deposition
14	ground-water quality
13	geologic maps
13	geochemistry
13	land use and land cover
13	natural gas resources
13	human impacts
12	global change
11	volcanic eruption prediction
11	river systems

Science Topics term usage Monday, 2009-02-02