Science Topics term usage 2005-05-27

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.)

147	earthquakes
72	volcanoes
71	geographic information systems (GIS)
49	surface water (non-marine)
39	earthquake occurrences
37	streamflow
30	ground water
28	maps and atlases
27	tectonic processes
26	aerial photography
25	energy resources
23	mineral resources
20	ground-water flow
19	earth structure
18	geochemistry
17	water quality
16	real-time monitoring and reporting
16	stream-gage measurement
16	geologic history
16	climate change
15	animals
14	map coordinate systems
14	acid deposition
14	water resources
14	rocks and deposits
13	tsunamis
13	ocean characteristics
13	cartography
13	global change
12	meteorites
11	geologic structure
11	water supply and demand
11	sediment transport
10	water properties
10	precipitation (atmospheric)
10	hydrogeology
10	vertebrates
10	marine geology
10	topics
10	invasive species

Science Topics term usage Friday, 2005-05-27