Science Topics term usage 2006-03-12

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.)

113	earthquakes
82	volcanoes
41	geographic information systems (GIS)
34	energy resources
30	earth structure
29	floods
27	earthquake occurrences
26	coastal zones
20	tectonic processes
20	streamflow
19	hazards
19	real-time monitoring and reporting
19	earth sciences
18	climate change
17	health and disease
17	contamination and pollution
17	geochemistry
17	water quality
16	surface water (non-marine)
16	aerial photography
15	geospatial datasets
14	storms
14	maps and atlases
13	animals
13	geologic structure
13	geography
13	human impacts
13	ground water
13	magnetic field (earth)
12	ecosystems
12	land use and land cover
12	tsunamis
12	rocks and deposits
12	ground-water flow
12	seismology
12	erosion
11	environmental health (human)
11	ecological processes
11	endangered species
10	geologic history

Science Topics term usage Sunday, 2006-03-12