Science Topics term usage 2005-09-13

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.)

174	earthquakes
111	volcanoes
73	geographic information systems (GIS)
55	earthquake occurrences
53	earth structure
41	tectonic processes
38	energy resources
38	surface water (non-marine)
33	mineral resources
32	ground water
32	streamflow
31	maps and atlases
30	geologic history
29	geologic structure
29	tsunamis
28	animals
28	climate change
27	hazards
26	contamination and pollution
25	rocks and deposits
25	floods
25	storms
25	aerial photography
23	geography
22	real-time monitoring and reporting
22	coastal zones
21	oil resources
21	endangered species
20	hurricanes
20	water quality
20	natural gas resources
20	seismology
19	human impacts
19	ecology
17	wildlife
17	invasive species
17	health and disease
16	marine geology
16	remote sensing
16	ocean characteristics

Science Topics term usage Tuesday, 2005-09-13