Science Topics term usage 2012-09-13

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.)

589	earthquakes
330	volcanoes
174	earthquake occurrences
61	mineral resources
54	real-time monitoring and reporting
53	maps and atlases
41	contamination and pollution
34	climate change
33	water quality
32	energy resources
32	remote sensing
31	surface water (non-marine)
31	geospatial analysis
29	groundwater
27	droughts
25	earth sciences
24	map interfaces
23	floods
22	avian influenza
22	life sciences
21	earth structure
19	invasive species
17	earthquake probabilities
16	hydrology
16	fires
15	acid deposition
14	health and disease
14	land use and land cover
14	environmental health (human)
13	human impacts
13	soil resources
13	geologic maps
12	geology
12	topographic maps
12	microbiology
12	volcanic activity
11	metallic ores
11	tectonic processes
10	ecology
10	animals

Science Topics term usage Thursday, 2012-09-13