Science Topics term usage 2006-02-14

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.)

244	volcanoes
189	earthquakes
97	tectonic processes
68	geographic information systems (GIS)
45	maps and atlases
44	earthquake occurrences
39	ground water
37	earth structure
35	mineral resources
29	land surface characteristics
28	land use and land cover
27	tsunamis
25	geologic history
24	energy resources
23	rocks and deposits
20	oil resources
20	streamflow
20	droughts
19	magnetic field (earth)
19	coastal zones
19	landslides
19	floods
18	hazards
18	cartography
17	biodiversity
17	water quality
16	human impacts
16	topography
16	geochemistry
15	contamination and pollution
15	geologic structure
14	real-time monitoring and reporting
14	seismology
14	surface water (non-marine)
14	economic geology
13	water chemistry
13	aerial photography
13	endangered species
13	core (earth)
12	ocean characteristics

Science Topics term usage Tuesday, 2006-02-14