Science Topics term usage 2006-01-18

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.)

213	earthquakes
150	volcanoes
74	earthquake occurrences
68	geographic information systems (GIS)
45	mineral resources
41	tsunamis
38	earth structure
37	maps and atlases
36	energy resources
33	tectonic processes
33	rocks and deposits
32	geologic structure
32	aerial photography
30	streamflow
30	surface water (non-marine)
29	real-time monitoring and reporting
28	floods
24	animals
24	water supply and demand
24	earthquake probabilities
22	remote sensing
22	planetary bodies
22	hazards
21	climate change
20	droughts
19	volcanic activity
19	stream-gage measurement
18	landslides
18	wildlife
18	water quality
16	metallic ores
16	ground-water flow
16	ground water
15	geologic history
15	water use
15	land use and land cover
15	coastal zones
14	topics
14	hydrology
14	magnetic field (earth)

Science Topics term usage Wednesday, 2006-01-18