Science Topics term usage 2005-11-23

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.)

145	earthquakes
122	volcanoes
64	tectonic processes
63	geographic information systems (GIS)
36	earthquake occurrences
33	energy resources
28	mineral resources
28	ground water
28	maps and atlases
25	geologic history
25	water quality
24	earth structure
23	human impacts
22	surface water (non-marine)
22	hazards
21	real-time monitoring and reporting
21	aerial photography
20	geologic structure
20	water chemistry
20	landslides
19	rocks and deposits
18	tsunamis
17	earthquake probabilities
17	streamflow
16	remote sensing
14	floods
14	natural resources
13	topography
13	contamination and pollution
13	ecology
12	oil resources
12	stream-gage measurement
12	coastal zones
12	animals
11	water properties
11	health and disease
11	seismology
11	natural gas resources
11	climate change
11	hydrology

Science Topics term usage Wednesday, 2005-11-23