Science Topics term usage 2007-02-24

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.)

1101	earthquakes
655	earthquake occurrences
60	geographic information systems (GIS)
57	abandoned mines and quarries
50	volcanoes
28	seismology
22	earthquake probabilities
13	earth structure
13	rocks and deposits
12	geologic history
11	hydrologic processes
11	mineral resources
11	tectonic processes
9	marine geology
9	human impacts
9	map coordinate systems
8	acid deposition
8	snow and ice cover
7	scientific software
7	global warming
7	climate change
7	ground water
7	invasive species
7	water properties
6	hazards
6	tsunamis
6	geologic structure
6	gravitational field (earth)
6	desert ecosystems
6	oil resources
6	geospatial datasets
6	global change
6	real-time monitoring and reporting
6	coal resources
6	GPS measurement
6	coelenterates
6	erosion
5	sedimentology
5	floods
5	field methods

Science Topics term usage Saturday, 2007-02-24