Science Topics term usage 2009-05-26

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.)

637	earthquakes
324	earthquake occurrences
168	volcanoes
109	maps and atlases
89	real-time monitoring and reporting
57	mineral resources
54	USGS map servers
53	climate change
47	floods
43	ground water
40	topographic maps
38	water quality
36	remote sensing
35	surface water (non-marine)
34	geospatial analysis
34	contamination and pollution
34	energy resources
28	avian influenza
28	invasive species
26	geologic maps
26	droughts
22	environmental health (human)
22	seismology
20	transect sampling
17	fires
17	human impacts
14	cartography
13	animals
13	acid deposition
13	health and disease
13	desert ecosystems
12	global warming
12	earth structure
11	endangered species
11	surface water quality
11	river systems
11	natural gas resources
11	earthquake probabilities
11	ground-water quality
11	erosion

Science Topics term usage Tuesday, 2009-05-26