Science Topics term usage 2009-06-08

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.)

1298	earthquakes
705	earthquake occurrences
182	volcanoes
128	maps and atlases
96	real-time monitoring and reporting
56	remote sensing
53	USGS map servers
49	seismology
47	mineral resources
43	ground water
43	floods
41	climate change
40	energy resources
39	topographic maps
37	water quality
31	geospatial analysis
30	surface water (non-marine)
30	avian influenza
28	contamination and pollution
27	droughts
27	earthquake probabilities
23	geologic maps
20	invasive species
19	environmental health (human)
18	fires
17	coal resources
17	California
11	desert ecosystems
10	oil resources
10	tectonic processes
9	river systems
9	geologic processes
9	endangered species
9	sea-floor characteristics
8	human impacts
8	volcanic activity
8	nonmetallic mineral resources
8	tsunamis
8	health and disease
8	animals

Science Topics term usage Monday, 2009-06-08