Science Topics term usage 2012-09-18

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.)

548	earthquakes
180	earthquake occurrences
129	volcanoes
66	climate change
53	real-time monitoring and reporting
49	maps and atlases
46	groundwater
44	mineral resources
32	surface water (non-marine)
30	geospatial analysis
30	energy resources
26	remote sensing
26	avian influenza
24	floods
23	water quality
22	contamination and pollution
20	microbiology
19	invasive species
18	map interfaces
16	droughts
14	environmental health (human)
14	animals
14	fires
13	earthquake probabilities
13	endangered species
12	seismology
12	land use and land cover
11	topographic maps
11	geologic maps
11	marine biology
10	hydrogeology
10	tectonic processes
10	life sciences
10	earth sciences
9	earth structure
9	human impacts
9	volcanic activity
8	meteorites
8	mass wasting
8	water cycle

Science Topics term usage Tuesday, 2012-09-18