Science Topics term usage 2006-09-15

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.)

172	volcanoes
142	earthquakes
68	geographic information systems (GIS)
57	energy resources
54	animals
53	tsunamis
42	DNA sequencing
26	earth structure
26	rocks and deposits
25	storms
24	fires
24	floods
24	tectonic processes
24	climate change
23	streamflow
23	health and disease
22	geologic history
22	wildlife
21	acid deposition
20	earthquake occurrences
20	ground water
19	hurricanes
19	water quality
18	gravitational field (earth)
18	erosion
18	mineral resources
17	endangered species
17	planetary bodies
17	oil resources
16	biogeography
16	contamination and pollution
16	coastal zones
15	droughts
15	meteorites
15	landslides
14	geologic structure
14	snow and ice cover
13	maps and atlases
13	vertebrates
13	water supply and demand

Science Topics term usage Friday, 2006-09-15