Science Topics term usage 2006-03-21

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.)

297	earthquakes
171	volcanoes
96	real-time monitoring and reporting
95	earthquake occurrences
74	geographic information systems (GIS)
44	tectonic processes
39	animals
36	rocks and deposits
35	streamflow
33	earth structure
33	mineral resources
32	landslides
27	energy resources
27	seismology
27	ground water
27	floods
26	human impacts
24	water supply and demand
24	surface water (non-marine)
23	water resources
23	geologic history
22	ground-water flow
21	wildlife
21	ocean characteristics
20	climate change
19	tsunamis
19	hazards
19	earthquake probabilities
19	water quality
19	cartography
19	remote sensing
19	invasive species
18	geologic structure
18	contamination and pollution
18	volcanic activity
17	health and disease
17	endangered species
16	snow and ice cover
16	sedimentation
16	impact cratering

Science Topics term usage Tuesday, 2006-03-21