Science Topics term usage 2009-11-29

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.)

990	earthquakes
429	earthquake occurrences
222	volcanoes
170	maps and atlases
88	climate change
85	topographic maps
71	energy resources
70	real-time monitoring and reporting
58	mineral resources
52	geospatial analysis
49	contamination and pollution
49	floods
48	remote sensing
46	map interfaces
45	geologic maps
44	water quality
40	ground water
39	earthquake probabilities
37	avian influenza
36	surface water (non-marine)
36	animals
34	global warming
30	acid deposition
30	invasive species
30	erosion
30	human impacts
26	environmental health (human)
26	seismology
25	oil resources
25	droughts
23	fires
21	ground-water quality
20	pesticide and herbicide contamination
18	volcanic activity
17	health and disease
17	tectonic processes
16	water use
15	ground-water flow
15	nonpoint-source pollution
14	snow and ice cover

Science Topics term usage Sunday, 2009-11-29