Science Topics term usage 2009-02-07

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.)

369	earthquakes
220	volcanoes
156	earthquake occurrences
81	maps and atlases
46	climate change
41	mineral resources
37	USGS map servers
34	real-time monitoring and reporting
33	floods
31	energy resources
31	remote sensing
30	geospatial analysis
27	avian influenza
25	contamination and pollution
24	droughts
24	topographic maps
24	ground water
23	invasive species
21	fires
21	environmental health (human)
20	water quality
18	surface water (non-marine)
14	ecological processes
12	earthquake probabilities
11	volcanic activity
10	geologic maps
9	acid deposition
9	biogeography
9	freshwater ecosystems
8	social sciences
8	ecosystems
7	biodiversity
7	tectonic processes
7	oil resources
7	earth structure
7	animals
7	Alaska
6	human impacts
6	ground-water quality
6	water supply and demand

Science Topics term usage Saturday, 2009-02-07