Science Topics term usage 2009-06-27

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.)

226	earthquakes
83	volcanoes
77	earthquake occurrences
75	real-time monitoring and reporting
65	maps and atlases
37	USGS map servers
29	ground water
26	climate change
26	topographic maps
22	water quality
21	mineral resources
21	remote sensing
20	surface water (non-marine)
19	vertebrates
18	energy resources
17	invasive species
16	droughts
16	geospatial analysis
16	contamination and pollution
14	floods
14	environmental health (human)
12	avian influenza
12	earthquake probabilities
10	invertebrates
10	health and disease
9	fires
8	human impacts
7	global warming
7	geographic information systems (GIS)
7	topography
7	field methods
7	geologic maps
7	animals
6	tectonic processes
6	endangered species
6	risk assessment
6	streamflow
6	vegetation
6	plants (organisms)
5	statistical analysis

Science Topics term usage Saturday, 2009-06-27