Science Topics term usage 2006-04-08

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.)

87	earthquakes
67	volcanoes
37	geographic information systems (GIS)
19	rocks and deposits
18	drainage basins
17	geologic history
17	animals
17	streamflow
16	earth structure
16	climate change
15	geologic structure
15	erosion
13	snow and ice cover
13	acid deposition
12	earthquake occurrences
12	energy resources
11	human impacts
11	maps and atlases
11	coastal zones
11	surface water (non-marine)
10	tsunamis
10	contamination and pollution
10	ground water
10	endangered species
10	tectonic processes
10	floods
9	oil resources
9	remote sensing
9	mineral resources
9	magnetic field (earth)
9	marine geology
9	real-time monitoring and reporting
8	geochemistry
8	planetary bodies
8	field methods
8	earthquake probabilities
7	global change
7	biodiversity
7	water supply and demand
7	hydrogeology

Science Topics term usage Saturday, 2006-04-08