Science Topics term usage 2006-09-17

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.)

59	volcanoes
41	earthquakes
37	geographic information systems (GIS)
33	DNA sequencing
24	cartography
23	mining hazards
20	earth structure
19	animals
17	tectonic processes
17	maps and atlases
15	human impacts
15	geologic structure
14	planetary bodies
13	mineral resources
12	aerial photography
12	streamflow
12	landslides
12	ground water
11	ocean characteristics
11	erosion
11	geologic history
11	climate change
11	hazards
11	sediment transport
11	scientific careers
11	hurricanes
11	hydrology
10	water resources
10	water quality
10	floods
9	energy resources
9	plants (organisms)
9	geochemistry
9	magnetic field (earth)
9	invasive species
9	earthquake occurrences
9	life sciences
9	rocks and deposits
9	meteorites
9	ground-water flow

Science Topics term usage Sunday, 2006-09-17