Science Topics term usage 2006-01-16

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
101	volcanoes
70	geographic information systems (GIS)
42	maps and atlases
38	earthquake occurrences
35	mineral resources
27	contamination and pollution
26	floods
23	earth structure
22	remote sensing
21	energy resources
20	tsunamis
19	water resources
18	tectonic processes
18	droughts
18	real-time monitoring and reporting
18	geochemistry
17	aerial photography
17	hydrology
17	rocks and deposits
17	volcanic activity
16	hazards
16	acid deposition
16	water quality
16	seismology
16	ground water
16	ground-water flow
15	streamflow
15	animals
14	ecosystems
14	climate change
14	earthquake probabilities
13	health and disease
13	geologic history
13	magnetic field (earth)
12	ecology
12	surface water (non-marine)
12	water properties
11	human impacts
11	landslides

Science Topics term usage Monday, 2006-01-16