Science Topics term usage 2009-02-14

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.)

307	earthquakes
194	volcanoes
125	earthquake occurrences
68	maps and atlases
43	real-time monitoring and reporting
41	USGS map servers
40	energy resources
39	climate change
36	mineral resources
31	topographic maps
24	ground water
23	droughts
23	floods
23	water quality
23	avian influenza
17	surface water (non-marine)
15	invasive species
14	contamination and pollution
14	fires
13	geologic maps
13	remote sensing
13	seismology
12	geospatial analysis
10	biogeographic regions
10	environmental health (human)
10	ground-water quality
8	desert ecosystems
8	coal resources
8	earthquake probabilities
7	earth structure
7	acid deposition
6	topics
6	global warming
6	health and disease
6	oil resources
6	USGS maps on demand
5	USGS budget
5	animals
5	tectonic processes
5	volcanic activity

Science Topics term usage Saturday, 2009-02-14