Science Topics term usage 2011-11-25

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.)

522	earthquakes
208	earthquake occurrences
78	volcanoes
59	maps and atlases
32	real-time monitoring and reporting
28	mineral resources
26	climate change
25	invasive species
23	energy resources
23	floods
22	surface water (non-marine)
21	geospatial analysis
20	groundwater
17	water quality
16	contamination and pollution
16	droughts
15	avian influenza
15	map interfaces
15	remote sensing
14	geologic maps
13	microbiology
12	oil resources
10	earth structure
10	earthquake probabilities
9	environmental health (human)
9	topographic maps
8	biodiversity
7	seismology
7	fires
7	streamflow
7	volcanic activity
6	hazards
6	snow and ice cover
6	tsunamis
5	water chemistry
5	impact cratering
5	land use and land cover
5	health and disease
5	hydrology
5	tectonic processes

Science Topics term usage Friday, 2011-11-25