Science Topics term usage 2005-06-09

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.)

171	earthquakes
125	volcanoes
48	geographic information systems (GIS)
41	earthquake occurrences
37	maps and atlases
33	surface water (non-marine)
32	tectonic processes
27	ground water
26	aerial photography
26	energy resources
22	streamflow
21	water quality
19	real-time monitoring and reporting
18	ground-water flow
18	geologic history
18	water resources
17	mineral resources
17	earth structure
17	tsunamis
16	geologic structure
16	seismology
16	cartography
15	rocks and deposits
14	human impacts
14	magnetic field (earth)
13	earthquake probabilities
13	oil resources
13	floods
12	volcanic activity
12	land use and land cover
12	animals
11	geospatial datasets
11	structural geology
11	natural resource extraction
10	biogeography
10	planetary bodies
10	marine geology
10	land surface characteristics
10	invasive species
10	geochemistry

Science Topics term usage Thursday, 2005-06-09