Science Topics term usage 2006-07-31

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.)

80	earthquakes
65	geographic information systems (GIS)
55	ocean salinity
54	volcanoes
30	water resources
26	energy resources
21	rocks and deposits
20	surface water (non-marine)
20	floods
19	tectonic processes
19	maps and atlases
16	mineral resources
16	streamflow
16	earth structure
15	aerial photography
14	ground water
14	agriculture
13	coastal zones
13	ecological processes
13	planetary bodies
13	health and disease
12	contamination and pollution
12	chemical analysis
12	acid deposition
12	land use and land cover
12	earthquake occurrences
11	remote sensing
11	map coordinate systems
11	ground-water flow
11	oil resources
11	natural resource extraction
10	ecosystems
10	ground-water quality
10	real-time monitoring and reporting
10	natural resources
10	magnetic field (earth)
10	water quality
9	hurricanes
9	laboratory methods
9	tsunamis

Science Topics term usage Monday, 2006-07-31