Science Topics term usage 2009-03-26

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.)

1110	earthquakes
492	earthquake occurrences
382	volcanoes
148	floods
146	maps and atlases
88	real-time monitoring and reporting
67	USGS map servers
65	energy resources
62	climate change
60	topographic maps
58	mineral resources
55	ground water
53	water quality
51	droughts
43	earthquake probabilities
41	avian influenza
41	contamination and pollution
39	surface water (non-marine)
35	geologic maps
35	invasive species
34	geospatial analysis
27	seismology
26	environmental health (human)
25	remote sensing
23	fires
21	oil resources
20	acid deposition
16	California
15	global warming
15	volcanic activity
14	health and disease
14	natural gas resources
14	surface water quality
14	cartography
13	animals
13	human impacts
12	hazards
12	biogeography
12	water properties
11	endangered species

Science Topics term usage Thursday, 2009-03-26