Science Topics term usage 2012-11-28

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.)

518	earthquakes
174	volcanoes
171	earthquake occurrences
46	real-time monitoring and reporting
43	mineral resources
34	maps and atlases
33	groundwater
27	surface water (non-marine)
27	energy resources
26	floods
25	water quality
25	earth sciences
24	climate change
22	fires
22	geospatial analysis
21	contamination and pollution
20	life sciences
20	environmental health (human)
19	microbiology
19	remote sensing
18	invasive species
17	erosion
16	tectonic processes
16	map interfaces
14	earthquake probabilities
13	tsunamis
13	land use and land cover
13	volcanic eruption prediction
12	human impacts
12	droughts
12	biodiversity
11	greenhouse effect
11	endangered species
11	river systems
10	geology
10	seismology
10	animals
10	health and disease
9	avian influenza
9	acid deposition

Science Topics term usage Wednesday, 2012-11-28