Science Topics term usage 2005-10-02

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.)

103	earthquakes
97	volcanoes
41	maps and atlases
39	geographic information systems (GIS)
35	tectonic processes
32	earth structure
27	cartography
27	earthquake occurrences
22	geologic history
21	real-time monitoring and reporting
20	aerial photography
18	animals
17	acid deposition
17	energy resources
17	earth sciences
16	rocks and deposits
16	tsunamis
16	contamination and pollution
15	mineral resources
14	hydrology
14	seismology
13	human impacts
13	outer core (earth)
12	storms
11	ground water
11	surface water (non-marine)
11	natural resources
11	hazards
11	ecosystems
11	health and disease
11	water quality
10	oil resources
10	geography
10	geologic structure
10	ecology
10	volcanic activity
10	oceanic lithosphere
10	forest ecosystems
9	coastal zones
9	biological and physical processes

Science Topics term usage Sunday, 2005-10-02