Science Topics term usage 2009-12-06

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.)

843	earthquakes
425	earthquake occurrences
237	volcanoes
159	maps and atlases
114	climate change
89	real-time monitoring and reporting
83	mineral resources
70	energy resources
65	contamination and pollution
61	ground water
59	floods
59	topographic maps
55	water quality
48	invasive species
46	map interfaces
44	acid deposition
44	geologic maps
41	geospatial analysis
39	surface water (non-marine)
38	seismology
38	remote sensing
36	avian influenza
34	oil resources
30	earthquake probabilities
29	human impacts
26	environmental health (human)
25	volcanic activity
21	fires
20	droughts
18	global warming
17	soil resources
17	earth structure
17	volcanic eruption prediction
16	surface water quality
16	hurricanes
16	sedimentation
15	geologic processes
14	endangered species
14	ecosystems
14	ground-water flow

Science Topics term usage Sunday, 2009-12-06