Science Topics term usage 2005-07-20

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.)

117	earthquakes
70	volcanoes
62	geographic information systems (GIS)
38	surface water (non-marine)
34	energy resources
27	maps and atlases
26	earthquake occurrences
26	streamflow
25	tectonic processes
23	mineral resources
23	water quality
22	real-time monitoring and reporting
21	limnology
20	landslides
19	oil resources
19	aerial photography
19	ground water
18	earth structure
18	aquatic ecosystems
16	ground-water flow
16	seismology
15	water resources
15	hydrology
15	planetary bodies
15	geologic structure
14	magnetic field (earth)
14	precipitation (atmospheric)
14	cartography
14	rocks and deposits
14	earthquake probabilities
13	contamination and pollution
13	geologic history
13	land surface characteristics
12	animals
12	wildlife
12	global change
11	marine geology
11	acid deposition
11	floods
11	health and disease

Science Topics term usage Wednesday, 2005-07-20