Science Topics term usage 2012-08-17

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.)

346	earthquakes
124	earthquake occurrences
59	volcanoes
41	real-time monitoring and reporting
34	maps and atlases
24	groundwater
24	floods
23	mineral resources
21	climate change
20	droughts
19	surface water (non-marine)
19	geospatial analysis
17	map interfaces
16	earthquake probabilities
14	fires
14	energy resources
14	remote sensing
11	environmental health (human)
11	invasive species
10	water quality
10	contamination and pollution
10	topographic maps
9	metallic ores
8	avian influenza
8	microbiology
8	employment and volunteer opportunities
8	seismology
7	earth sciences
6	tectonic processes
6	geology
6	gravitational field (earth)
6	oil resources
6	natural resources
5	acid deposition
5	erosion
5	greenhouse effect
5	biodiversity
5	hurricanes
5	human impacts
4	land use and land cover

Science Topics term usage Friday, 2012-08-17