Science Topics term usage 2012-01-06

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.)

221	earthquakes
76	earthquake occurrences
74	volcanoes
39	maps and atlases
20	contamination and pollution
20	water quality
19	mineral resources
16	environmental health (human)
15	health and disease
14	climate change
13	water supply and demand
12	droughts
11	ecological processes
11	energy resources
11	map interfaces
11	real-time monitoring and reporting
10	geospatial analysis
10	groundwater
9	remote sensing
9	microbiology
9	geologic maps
8	surface water (non-marine)
8	human impacts
8	topographic maps
7	oil resources
7	invasive species
7	earthquake probabilities
6	pesticide and herbicide contamination
6	fires
6	topics
6	industrial pollution
6	natural gas resources
5	tsunamis
5	endangered species
5	biodiversity
5	land use and land cover
5	volcanic activity
5	biological and physical processes
4	earth structure
4	floods

Science Topics term usage Friday, 2012-01-06