Science Topics term usage 2006-09-11

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.)

207	earthquakes
115	volcanoes
77	sedimentology
68	earthquake occurrences
67	tectonic processes
63	geographic information systems (GIS)
62	crust (earth)
50	life sciences
42	earth structure
38	contamination and pollution
31	rocks and deposits
30	tsunamis
29	water quality
28	aquatic biology
28	climate change
22	energy resources
20	ground water
19	mining hazards
18	water supply and demand
18	health and disease
17	floods
17	human impacts
17	geologic history
17	hurricanes
16	mineral resources
16	meteorites
16	droughts
15	maps and atlases
15	storms
15	water use
14	geologic structure
14	global change
14	real-time monitoring and reporting
14	planetary bodies
13	land use and land cover
13	aerial photography
13	streamflow
13	animals
13	hazards
13	mantle (earth)

Science Topics term usage Monday, 2006-09-11