Science Topics term usage 2008-10-03

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.)

453	earthquakes
180	earthquake occurrences
126	maps and atlases
113	volcanoes
73	ground water
72	energy resources
70	real-time monitoring and reporting
66	USGS map servers
62	floods
62	climate change
56	water quality
53	mineral resources
49	surface water (non-marine)
48	contamination and pollution
44	invasive species
41	geospatial analysis
40	remote sensing
37	droughts
31	avian influenza
29	oil resources
25	fires
24	environmental health (human)
19	earthquake probabilities
14	animals
14	river systems
13	surface water quality
13	freshwater ecosystems
12	earth structure
12	USGS budget
12	seismology
11	human impacts
11	erosion
11	ground-water quality
10	biodiversity
10	natural gas resources
10	outer core (earth)
10	aerial photography
10	acid deposition
10	tsunamis
9	metallic ores

Science Topics term usage Friday, 2008-10-03