Science Topics term usage 2006-04-11

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
172	volcanoes
51	geographic information systems (GIS)
46	geologic history
38	earthquake occurrences
38	energy resources
36	mineral resources
31	rocks and deposits
29	streamflow
28	earth structure
27	erosion
26	droughts
25	tsunamis
25	contamination and pollution
24	animals
24	landslides
24	ground water
24	geologic structure
23	water quality
22	floods
20	tectonic processes
20	land use and land cover
19	surface water (non-marine)
18	real-time monitoring and reporting
18	human impacts
17	maps and atlases
17	health and disease
17	water use
16	seismology
16	earthquake probabilities
16	sedimentation
16	natural resource extraction
15	water chemistry
15	climate change
15	mining hazards
14	oil resources
14	acid deposition
14	fires
14	snow and ice cover
13	coastal zones

Science Topics term usage Tuesday, 2006-04-11