Science Topics term usage 2012-05-15

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.)

413	earthquakes
139	earthquake occurrences
124	volcanoes
50	real-time monitoring and reporting
50	energy resources
49	floods
47	mineral resources
39	groundwater
37	maps and atlases
35	surface water (non-marine)
33	geospatial analysis
22	fires
21	environmental health (human)
20	remote sensing
20	contamination and pollution
15	invasive species
15	climate change
14	earthquake probabilities
14	topographic maps
14	map interfaces
14	water quality
13	streamflow
12	oil resources
11	human impacts
11	droughts
10	avian influenza
10	tectonic processes
9	land use and land cover
8	geologic history
8	biodiversity
8	biogeography
7	seismology
7	radiometric dating
7	sedimentary rocks
7	river systems
7	tsunamis
6	magnetic field (earth)
6	geologic maps
6	employment and volunteer opportunities
6	health and disease

Science Topics term usage Tuesday, 2012-05-15