Science Topics term usage 2006-01-07

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.)

89	earthquakes
54	volcanoes
47	geographic information systems (GIS)
20	maps and atlases
18	earthquake occurrences
18	real-time monitoring and reporting
16	animals
15	geography
14	ecology
13	water quality
12	aquatic ecosystems
11	earth structure
11	acid deposition
11	rocks and deposits
11	map coordinate systems
11	tsunamis
11	land surface characteristics
10	wildlife
10	earth sciences
10	tectonic processes
9	ground-water flow
9	hydrology
9	oil resources
9	aerial photography
9	contamination and pollution
9	ground water
8	human impacts
8	coastal zones
8	mineral resources
8	geologic history
8	endangered species
8	seismology
8	water supply and demand
8	waste treatment and disposal
8	magnetic field (earth)
7	plant and animal tagging
7	seismic methods
7	marine geology
7	volcanic activity
7	image collections

Science Topics term usage Saturday, 2006-01-07