Science Topics term usage 2009-02-11

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.)

991	earthquakes
454	earthquake occurrences
307	volcanoes
153	maps and atlases
76	real-time monitoring and reporting
74	floods
72	climate change
53	topographic maps
52	mineral resources
51	USGS map servers
45	contamination and pollution
45	energy resources
41	geospatial analysis
41	avian influenza
39	ground water
36	droughts
36	water quality
30	geologic maps
28	invasive species
27	remote sensing
27	surface water (non-marine)
23	seismology
19	fires
18	environmental health (human)
17	acid deposition
17	earthquake probabilities
17	oil resources
16	endangered species
15	animals
14	erosion
14	health and disease
14	human impacts
13	volcanic activity
12	earth structure
12	natural gas resources
11	desert ecosystems
11	social sciences
11	topics
11	water circulation
10	tsunamis

Science Topics term usage Wednesday, 2009-02-11