Science Topics term usage 2008-02-03

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.)

49	earthquakes
39	geographic information systems (GIS)
31	paleobotany
24	volcanoes
22	earth structure
19	geochemistry
18	earthquake occurrences
18	contamination and pollution
16	sonar methods
15	water use
15	global warming
14	mineral resources
13	ground water
12	geologic structure
12	nutrient content (water)
12	rocks and deposits
12	human impacts
11	energy resources
11	water supply and demand
11	sea-floor characteristics
11	surface water (non-marine)
11	climate change
11	aquatic ecosystems
11	cartography
11	tectonic processes
10	health and disease
10	land use and land cover
10	topics
10	maps and atlases
10	geologic history
10	erosion
10	real-time monitoring and reporting
10	ocean characteristics
9	acid deposition
9	land surface characteristics
9	water resources
9	animals
9	streamflow
9	precipitation (atmospheric)
8	hydrology

Science Topics term usage Sunday, 2008-02-03