Science Topics term usage 2005-12-15

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.)

208	earthquakes
186	volcanoes
70	geographic information systems (GIS)
59	earthquake occurrences
38	maps and atlases
33	earth structure
28	tectonic processes
28	surface water (non-marine)
26	geologic history
26	animals
25	ground water
24	mineral resources
22	climate change
22	earthquake probabilities
21	streamflow
20	aerial photography
20	water quality
20	landslides
19	geology
18	earth history
18	geologic structure
17	seismic methods
17	seismology
17	real-time monitoring and reporting
16	human impacts
15	coastal zones
15	tsunamis
15	wildlife
15	earth sciences
14	hazards
14	snow and ice cover
14	floods
14	water resources
13	contamination and pollution
12	storms
12	energy resources
12	hydrology
12	ocean characteristics
12	stream-gage measurement
12	natural gas resources

Science Topics term usage Thursday, 2005-12-15