Science Topics term usage 2012-07-17

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.)

317	earthquakes
102	earthquake occurrences
56	volcanoes
47	maps and atlases
46	real-time monitoring and reporting
45	droughts
39	groundwater
37	mineral resources
36	surface water (non-marine)
30	geospatial analysis
29	energy resources
25	climate change
23	floods
20	water quality
20	nonpoint-source pollution
20	invasive species
20	map interfaces
17	environmental health (human)
15	remote sensing
14	topographic maps
13	oil resources
12	contamination and pollution
11	earthquake probabilities
11	fires
10	geographic information systems (GIS)
10	avian influenza
9	acid deposition
8	microbiology
8	ecological processes
8	tsunamis
7	seismology
7	science centers
7	human impacts
7	magnetic field (earth)
7	geologic maps
7	natural gas resources
6	hydrology
6	effects of climate change
5	geothermal resources
5	rocks and deposits

Science Topics term usage Tuesday, 2012-07-17