Science Topics term usage 2012-01-16

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.)

501	earthquakes
186	earthquake occurrences
177	volcanoes
88	maps and atlases
52	mineral resources
50	real-time monitoring and reporting
48	climate change
48	geospatial analysis
39	map interfaces
38	energy resources
37	groundwater
30	floods
26	water quality
24	surface water (non-marine)
23	avian influenza
22	contamination and pollution
20	topographic maps
20	remote sensing
18	invasive species
17	earthquake probabilities
17	acid deposition
16	earth structure
13	geologic maps
13	tectonic processes
13	metallic ores
12	droughts
12	volcanic activity
12	environmental health (human)
11	tsunamis
10	fires
10	human impacts
10	seismology
9	life sciences
9	crust (earth)
9	microbiology
8	core (earth)
8	geochemistry
8	spatial analysis
8	drainage basins
7	pesticide and herbicide contamination

Science Topics term usage Monday, 2012-01-16