Science Topics term usage 2012-03-28

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.)

702	earthquakes
231	earthquake occurrences
151	volcanoes
114	maps and atlases
75	real-time monitoring and reporting
63	mineral resources
55	groundwater
54	climate change
50	surface water (non-marine)
49	floods
44	remote sensing
44	geospatial analysis
42	water quality
39	droughts
36	contamination and pollution
36	energy resources
31	earthquake probabilities
31	map interfaces
28	avian influenza
28	oil resources
28	topographic maps
27	invasive species
23	fires
18	seismology
16	volcanic activity
15	environmental health (human)
15	land use and land cover
15	geologic maps
13	groundwater quality
13	tsunamis
13	biodiversity
12	microbiology
12	natural gas resources
11	hydrology
11	metallic ores
11	tectonic processes
11	hydrogeology
10	human impacts
10	endangered species
10	acid deposition

Science Topics term usage Wednesday, 2012-03-28