Science Topics term usage 2005-06-21

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.)

275	earthquakes
116	earthquake occurrences
94	volcanoes
59	geographic information systems (GIS)
54	real-time monitoring and reporting
38	maps and atlases
35	surface water (non-marine)
30	tectonic processes
29	ground water
29	tsunamis
27	mineral resources
24	energy resources
23	earthquake probabilities
21	animals
20	contamination and pollution
19	hazards
19	rocks and deposits
18	seismology
17	land use and land cover
17	streamflow
17	planetary bodies
17	geologic structure
16	water quality
16	geologic history
15	droughts
15	geochemistry
13	floods
13	landslides
12	ground-water flow
12	health and disease
12	endangered species
11	aerial photography
10	human impacts
9	earth structure
9	stream-gage measurement
9	global change
9	cartography
9	remote sensing
9	biodiversity
8	hydrology

Science Topics term usage Tuesday, 2005-06-21