Science Topics term usage 2005-12-21

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.)

108	earthquakes
75	volcanoes
61	geographic information systems (GIS)
27	ground water
23	mineral resources
21	earth structure
19	aerial photography
19	earthquake occurrences
18	maps and atlases
17	energy resources
17	rocks and deposits
17	hydrographic features
16	tectonic processes
16	oil resources
15	acid deposition
14	water quality
13	earth sciences
13	streamflow
13	tsunamis
12	precipitation (atmospheric)
11	geology
11	geologic history
11	floods
10	real-time monitoring and reporting
10	water resources
10	natural resources
10	animals
10	droughts
10	remote sensing
10	magnetic field (earth)
9	landslides
9	geochemistry
9	ocean characteristics
9	runoff
9	surface water (non-marine)
8	contamination and pollution
8	geospatial datasets
8	climate change
8	endangered species
8	water properties

Science Topics term usage Wednesday, 2005-12-21