Science Topics term usage 2006-06-16

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.)

181	earthquakes
83	volcanoes
61	earthquake occurrences
58	geographic information systems (GIS)
35	real-time monitoring and reporting
26	biological and physical processes
25	hazards
22	surface water (non-marine)
21	geologic history
20	ground water
20	tectonic processes
20	mineral resources
19	energy resources
19	earth structure
18	erosion
16	human impacts
15	land use and land cover
15	water quality
15	seismology
14	contamination and pollution
13	ground-water flow
13	tsunamis
12	streamflow
12	climate change
11	geologic structure
11	water resources
10	health and disease
10	global change
10	map coordinate systems
10	diagenesis
10	ground-water quality
10	rocks and deposits
9	floods
9	precipitation (atmospheric)
9	wildlife
9	acid deposition
9	remote sensing
9	aerial photography
8	planetary bodies
8	topics

Science Topics term usage Friday, 2006-06-16