Science Topics term usage 2011-11-08

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.)

2974	earthquakes
1311	earthquake occurrences
189	volcanoes
119	maps and atlases
102	earthquake probabilities
85	real-time monitoring and reporting
82	mineral resources
58	seismology
54	energy resources
53	floods
50	groundwater
47	surface water (non-marine)
45	climate change
45	natural resources
44	droughts
37	map interfaces
35	avian influenza
34	water quality
34	geospatial analysis
34	remote sensing
33	topographic maps
32	invasive species
29	animals
29	contamination and pollution
26	ecosystems
25	geologic maps
23	Oklahoma
21	oil resources
19	fires
18	natural gas resources
17	land use and land cover
16	human impacts
16	volcanic activity
16	microbiology
15	metallic ores
15	environmental health (human)
13	tectonic processes
13	geochemistry
12	stream discharge
11	geologic history

Science Topics term usage Tuesday, 2011-11-08