Science Topics term usage 2011-05-19

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.)

1652	earthquakes
502	earthquake occurrences
230	volcanoes
142	real-time monitoring and reporting
120	geospatial analysis
101	maps and atlases
98	floods
92	earthquake probabilities
62	mineral resources
61	groundwater
54	map interfaces
48	energy resources
47	surface water (non-marine)
43	climate change
43	seismology
31	contamination and pollution
30	droughts
28	invasive species
27	topographic maps
24	remote sensing
21	water quality
19	avian influenza
19	fires
18	oil resources
18	tectonic processes
18	environmental health (human)
17	human impacts
16	microbiology
15	tsunamis
14	geologic maps
13	river systems
12	erosion
12	health and disease
11	endangered species
11	streamflow
11	topics
10	natural gas resources
10	catalogs and indexes
10	volcanic activity
9	stream discharge

Science Topics term usage Thursday, 2011-05-19