Science Topics term usage 2010-12-13

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.)

721	earthquakes
212	earthquake occurrences
184	volcanoes
95	maps and atlases
58	floods
51	real-time monitoring and reporting
50	groundwater
50	mineral resources
50	climate change
44	energy resources
40	remote sensing
38	map interfaces
37	surface water (non-marine)
33	contamination and pollution
31	topographic maps
28	geospatial analysis
28	droughts
26	water quality
24	environmental health (human)
21	invasive species
20	animals
19	avian influenza
16	acid deposition
14	fires
14	geologic maps
13	geologic processes
13	seismology
13	human impacts
12	volcanic activity
12	earthquake probabilities
10	land use and land cover
10	river systems
10	endangered species
9	hydrogeology
9	ecosystem monitoring
9	stream discharge
9	vertebrates
8	streamflow
8	ocean characteristics
8	natural gas resources

Science Topics term usage Monday, 2010-12-13