Science Topics term usage 2012-04-18

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.)

1018	earthquakes
481	volcanoes
319	earthquake occurrences
89	maps and atlases
78	real-time monitoring and reporting
58	geospatial analysis
53	map interfaces
52	water quality
49	earthquake probabilities
48	energy resources
46	surface water (non-marine)
46	mineral resources
44	droughts
41	climate change
41	floods
39	groundwater
35	avian influenza
35	contamination and pollution
32	oil resources
29	remote sensing
22	geologic maps
20	seismology
20	volcanic activity
19	fires
19	invasive species
18	topographic maps
16	tsunamis
16	environmental health (human)
15	tectonic processes
14	microbiology
14	human impacts
11	effects of climate change
10	geochemistry
10	endangered species
9	animals
9	water supply and demand
9	hydrogeology
8	life sciences
8	health and disease
8	streamflow

Science Topics term usage Wednesday, 2012-04-18