Science Topics term usage 2011-10-19

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.)

632	earthquakes
227	volcanoes
216	earthquake occurrences
205	maps and atlases
67	topographic maps
64	map interfaces
59	real-time monitoring and reporting
52	energy resources
52	geologic maps
50	mineral resources
44	floods
39	climate change
38	surface water (non-marine)
37	groundwater
34	geospatial analysis
30	contamination and pollution
29	oil resources
27	remote sensing
26	water quality
25	invasive species
23	human impacts
22	avian influenza
20	tsunamis
19	droughts
18	earthquake probabilities
16	geospatial datasets
14	fires
13	environmental health (human)
12	health and disease
11	microbiology
11	surface water quality
10	land use and land cover
10	waste treatment and disposal
10	industrial pollution
9	volcanic activity
9	geographic information systems (GIS)
9	sea-floor characteristics
8	ecology
8	volcanic eruption prediction
8	seismology

Science Topics term usage Wednesday, 2011-10-19