Science Topics term usage 2012-04-28

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.)

1408	earthquakes
619	earthquake occurrences
117	volcanoes
89	maps and atlases
86	real-time monitoring and reporting
58	mineral resources
45	geospatial analysis
43	groundwater
41	remote sensing
41	energy resources
40	floods
40	water quality
39	map interfaces
35	surface water (non-marine)
34	climate change
32	contamination and pollution
31	droughts
30	earthquake probabilities
27	invasive species
24	avian influenza
22	environmental health (human)
20	topographic maps
18	seismology
16	microbiology
15	fires
13	human impacts
11	oil resources
11	geologic maps
11	health and disease
11	tectonic processes
11	land use and land cover
10	tsunamis
10	volcanic activity
8	California
8	geologic history
8	hydrogeology
8	life sciences
7	geographic information systems (GIS)
7	metallic ores
7	geolocation measurement

Science Topics term usage Saturday, 2012-04-28