Science Topics term usage 2007-08-30

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.)

104	geographic information systems (GIS)
61	earthquakes
53	coal resources
36	volcanoes
35	sediment transport
31	earthquake occurrences
28	mineral resources
26	earth structure
16	streamflow
16	real-time monitoring and reporting
16	acid deposition
15	cartography
14	water supply and demand
13	tectonic processes
12	erosion
12	rocks and deposits
11	stream-gage measurement
11	biodiversity
10	global change
10	endangered species
10	topography
10	precipitation (atmospheric)
9	hurricanes
9	contamination and pollution
9	planetary bodies
9	ecosystems
9	droughts
9	desert ecosystems
9	life sciences
9	topics
9	nonmetallic mineral resources
9	map coordinate systems
8	maps and atlases
8	human impacts
8	river systems
8	tsunamis
8	ground water
8	geography
8	scientific careers
8	wetland ecosystems

Science Topics term usage Thursday, 2007-08-30