Science Topics term usage 2007-09-17

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.)

118	geographic information systems (GIS)
115	earthquakes
66	volcanoes
39	earthquake occurrences
39	IFSAR
35	earth structure
31	tectonic processes
26	contamination and pollution
25	acid deposition
21	floods
21	climate change
19	hurricanes
19	energy resources
19	water quality
18	rocks and deposits
18	animals
18	human impacts
17	cartography
16	health and disease
15	tsunamis
15	real-time monitoring and reporting
14	water cycle
14	mineral resources
14	water supply and demand
14	scientific careers
13	ground water
13	global change
13	ground-water quality
12	power generation water use
12	droughts
12	USGS Quadrangles
12	remote sensing
12	endangered species
12	ground-water flow
12	precipitation (atmospheric)
11	impact cratering
11	plants (organisms)
11	geography
11	natural gas resources
11	map coordinate systems

Science Topics term usage Monday, 2007-09-17