Science Topics term usage 2009-02-18

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.)

747	earthquakes
341	earthquake occurrences
269	volcanoes
145	maps and atlases
78	real-time monitoring and reporting
74	energy resources
72	ground water
71	climate change
66	USGS map servers
58	topographic maps
52	floods
52	mineral resources
50	avian influenza
47	geospatial analysis
42	droughts
41	water quality
40	contamination and pollution
39	surface water (non-marine)
33	remote sensing
31	environmental health (human)
28	invasive species
28	fires
27	health and disease
21	geologic maps
20	seismology
20	animals
19	earthquake probabilities
19	oil resources
18	tectonic processes
16	natural gas resources
16	acid deposition
14	erosion
13	California
13	social sciences
12	global warming
12	hazards
12	life sciences
12	earth structure
12	ocean characteristics
11	volcanic activity

Science Topics term usage Wednesday, 2009-02-18