Science Topics term usage 2006-12-31

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.)

110	volcanic eruption prediction
51	geographic information systems (GIS)
33	earthquakes
21	volcanic activity
21	volcanoes
13	limnology
10	earth structure
10	earthquake occurrences
9	magnetic field (earth)
9	geologic structure
9	geologic history
8	map coordinate systems
7	water properties
7	GPS measurement
6	hurricanes
6	climate change
6	tsunamis
6	geolocation measurement
6	animals
6	mineral resources
6	ground-water flow
5	volcanic features
5	gravitational field (earth)
5	aerial photography
5	wildlife
5	mantle (earth)
5	topography
5	ocean temperature
5	energy resources
5	waste treatment and disposal
5	snow and ice cover
5	tectonic processes
5	cartography
5	aquatic ecosystems
5	geography
5	flowering plants
5	real-time monitoring and reporting
4	surface water (non-marine)
4	topics
4	core (earth)

Science Topics term usage Sunday, 2006-12-31