Science Topics term usage 2006-03-01

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.)

289	earthquakes
217	volcanoes
80	real-time monitoring and reporting
71	earthquake occurrences
60	geographic information systems (GIS)
48	tectonic processes
45	geologic history
41	earth structure
38	mineral resources
37	energy resources
33	animals
28	ground water
27	tsunamis
27	maps and atlases
25	climate change
24	aerial photography
24	rocks and deposits
23	water resources
22	seismology
22	landslides
21	water quality
21	remote sensing
21	hydrologic processes
21	floods
21	storms
21	droughts
20	coastal zones
20	erosion
20	surface water (non-marine)
20	streamflow
20	acid deposition
19	biological and physical processes
19	health and disease
18	contamination and pollution
18	magnetic field (earth)
18	hazards
18	glaciation
17	global change
17	planetary bodies
17	snow and ice cover

Science Topics term usage Wednesday, 2006-03-01