Science Topics term usage 2012-02-01

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.)

814	earthquakes
401	volcanoes
278	earthquake occurrences
122	maps and atlases
76	remote sensing
68	mineral resources
67	climate change
64	energy resources
61	real-time monitoring and reporting
55	water quality
50	groundwater
50	surface water (non-marine)
47	map interfaces
45	geospatial analysis
43	topographic maps
41	invasive species
41	floods
30	avian influenza
29	oil resources
27	droughts
27	natural gas resources
27	contamination and pollution
27	environmental health (human)
26	seismology
26	earthquake probabilities
22	fires
22	volcanic activity
21	microbiology
20	tsunamis
19	human impacts
15	metallic ores
13	hydrogeology
13	hydrology
13	surface water quality
12	health and disease
12	water chemistry
12	erosion
12	geologic maps
11	topics
10	land use and land cover

Science Topics term usage Wednesday, 2012-02-01