Science Topics term usage 2006-01-30

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.)

193	earthquakes
130	volcanoes
58	energy resources
54	tectonic processes
47	geographic information systems (GIS)
46	floods
41	earthquake occurrences
31	tsunamis
31	geologic structure
29	water quality
28	streamflow
28	mineral resources
28	geologic history
24	rocks and deposits
24	earth structure
24	surface water (non-marine)
23	real-time monitoring and reporting
23	hazards
23	contamination and pollution
21	magnetic field (earth)
20	natural gas resources
20	hydrology
20	earthquake probabilities
19	maps and atlases
18	climate change
18	snow and ice cover
18	water properties
18	ground water
18	human impacts
17	storms
17	geophysics
17	oil resources
17	acid deposition
16	coastal zones
15	seismology
15	ocean characteristics
14	erosion
14	map coordinate systems
14	mining hazards
14	geologic processes

Science Topics term usage Monday, 2006-01-30