Science Topics term usage 2006-03-29

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.)

166	earthquakes
102	volcanoes
88	geographic information systems (GIS)
56	earthquake occurrences
50	tectonic processes
42	ground water
35	energy resources
31	maps and atlases
29	geologic structure
28	landslides
27	ground-water flow
27	earth structure
27	animals
26	remote sensing
24	climate change
22	rocks and deposits
21	ocean characteristics
21	floods
19	invasive species
19	aerial photography
19	contamination and pollution
19	real-time monitoring and reporting
19	seismology
19	mineral resources
18	droughts
18	geologic history
17	health and disease
16	storms
16	tsunamis
16	acid deposition
16	magnetic field (earth)
16	water quality
15	surface water (non-marine)
15	coastal zones
15	streamflow
14	volcanic activity
14	planetary bodies
14	cartography
13	hazards
13	wildlife

Science Topics term usage Wednesday, 2006-03-29