Science Topics term usage 2008-03-01

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.)

50	earthquakes
47	United States
40	geospatial analysis
39	geographic information systems (GIS)
31	volcanoes
15	acid deposition
15	earthquake occurrences
15	human impacts
15	borehole logging
15	aquatic ecosystems
15	mineral resources
14	rocks and deposits
13	remote sensing
12	geography
12	geochemistry
12	invasive species
11	climate change
11	land use and land cover
11	maps and atlases
10	Antarctica
10	gravitational field (earth)
10	water supply and demand
10	vegetation
10	life sciences
10	floods
9	erosion
9	biodiversity
9	contamination and pollution
9	organism groupings (non-taxonomic)
9	global change
9	water resources
9	snow and ice cover
9	endangered species
9	magnetic field (earth)
9	geology
8	earthquake probabilities
8	surface water (non-marine)
8	animals
8	hurricanes
8	North America

Science Topics term usage Saturday, 2008-03-01