Science Topics term usage 2005-10-21

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.)

214	earthquakes
94	volcanoes
88	geographic information systems (GIS)
87	earthquake occurrences
59	maps and atlases
44	tectonic processes
42	mineral resources
37	surface water (non-marine)
35	energy resources
34	animals
33	earth structure
32	storms
29	real-time monitoring and reporting
28	contamination and pollution
26	climate change
25	floods
24	ground water
23	geochemistry
23	erosion
23	earthquake probabilities
22	water properties
22	rocks and deposits
21	wildlife
20	water resources
20	coastal zones
20	cartography
20	streamflow
19	geologic history
19	ecology
19	precipitation (atmospheric)
18	landslides
18	map coordinate systems
18	water quality
18	health and disease
17	global change
17	human impacts
17	tsunamis
16	aerial photography
16	invasive species
16	ground-water flow

Science Topics term usage Friday, 2005-10-21