Science Topics term usage 2007-07-11

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.)

88	geographic information systems (GIS)
59	earthquakes
32	shellfish
28	volcanoes
23	climate change
22	earthquake occurrences
19	health and disease
17	cartography
16	streamflow
15	maps and atlases
15	rocks and deposits
15	acid deposition
14	hazards
14	earth structure
14	global warming
14	floods
14	map coordinate systems
13	topography
13	water quality
13	field sampling
13	surface water (non-marine)
13	global change
13	mineral resources
13	tectonic processes
12	land use and land cover
12	oil resources
12	real-time monitoring and reporting
12	natural gas resources
11	contamination and pollution
11	river systems
11	sediment transport
11	geologic history
11	magnetic field (earth)
10	energy resources
10	geospatial datasets
10	stream-gage measurement
10	tsunamis
10	ocean temperature
9	water chemistry
9	water resources

Science Topics term usage Wednesday, 2007-07-11