Science Topics term usage 2009-12-25

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.)

407	earthquakes
231	volcanoes
181	earthquake occurrences
114	mathematical modeling
96	maps and atlases
66	animals
65	real-time monitoring and reporting
44	topographic maps
38	climate change
38	energy resources
38	mineral resources
35	ground water
34	floods
32	map interfaces
29	surface water (non-marine)
28	contamination and pollution
28	remote sensing
28	invasive species
26	volcanic activity
25	water quality
24	bibliographies
23	avian influenza
23	geospatial analysis
21	environmental health (human)
19	fires
19	droughts
19	geologic maps
17	amphibians
14	seismology
14	electromagnetic surveying
13	uranium-thorium analysis
13	surface-water level
12	herpetology
11	global warming
11	information system design and development
11	health and disease
11	metadata development
11	butterflies and moths
10	potassium-argon analysis
10	desertification

Science Topics term usage Friday, 2009-12-25