Science Topics term usage 2007-06-15

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.)

92	geographic information systems (GIS)
57	earthquakes
39	volcanoes
31	remediation
25	geologic structure
20	ground water
18	earthquake occurrences
16	surface water (non-marine)
15	birds
14	land use and land cover
13	vertebrates
13	earth structure
13	mineral resources
12	geolocation measurement
11	remote sensing
11	streamflow
11	topics
11	geospatial datasets
10	rocks and deposits
10	hydrology
10	river systems
10	water properties
10	erosion
10	climate change
10	animals
9	energy resources
9	aerial photography
9	acid deposition
9	water use
9	planetary bodies
8	droughts
8	real-time monitoring and reporting
8	earthquake probabilities
8	map coordinate systems
8	tsunamis
8	floods
8	impact cratering
8	cartography
8	methods
8	contamination and pollution

Science Topics term usage Friday, 2007-06-15