Science Topics term usage 2012-04-25

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.)

753	earthquakes
264	earthquake occurrences
214	volcanoes
90	maps and atlases
62	real-time monitoring and reporting
54	mineral resources
46	climate change
42	groundwater
37	floods
35	energy resources
34	contamination and pollution
34	surface water (non-marine)
34	geospatial analysis
30	water quality
30	map interfaces
28	invasive species
28	remote sensing
27	oil resources
27	earthquake probabilities
26	topographic maps
25	geologic maps
22	avian influenza
22	environmental health (human)
18	droughts
17	seismology
15	tsunamis
12	volcanic activity
12	microbiology
11	fires
11	atmospheric sciences
11	tectonic processes
10	natural resource assessment
10	life sciences
9	acid deposition
8	marine biology
8	stream discharge
8	land use and land cover
8	zoology
8	health and disease
8	geologic processes

Science Topics term usage Wednesday, 2012-04-25