Science Topics term usage 2011-02-16

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.)

958	earthquakes
309	volcanoes
258	earthquake occurrences
108	maps and atlases
76	real-time monitoring and reporting
56	mineral resources
51	groundwater
49	climate change
47	energy resources
45	floods
45	map interfaces
43	surface water (non-marine)
38	contamination and pollution
36	topographic maps
31	remote sensing
31	earthquake probabilities
30	geospatial analysis
29	water quality
29	seismology
29	invasive species
26	avian influenza
22	droughts
21	geologic maps
20	environmental health (human)
19	volcanic activity
18	microbiology
17	human impacts
17	fires
15	population and community ecology
14	groundwater flow
13	oil resources
11	erosion
11	life sciences
10	soil resources
9	earth structure
9	acid deposition
9	magnetic field (earth)
9	endangered species
9	streamflow
8	tectonic processes

Science Topics term usage Wednesday, 2011-02-16