Science Topics term usage 2006-10-17

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.)

246	earthquakes
127	ocean waves
111	volcanoes
69	earthquake occurrences
69	geographic information systems (GIS)
49	gem resources
37	tectonic processes
29	field methods
24	erosion
22	acid deposition
21	ground-water flow
20	tsunamis
19	seismology
19	ground water
18	earth structure
17	real-time monitoring and reporting
17	energy resources
16	streamflow
16	maps and atlases
15	oil resources
15	earthquake probabilities
15	rocks and deposits
15	human impacts
14	mineral resources
14	geologic structure
13	endangered species
13	precipitation (atmospheric)
12	river systems
12	plants (organisms)
12	contamination and pollution
12	hazards
12	landslides
12	hurricanes
11	drainage basins
11	health and disease
11	climate change
11	sea-floor characteristics
11	water properties
11	water use
11	terrestrial ecosystems

Science Topics term usage Tuesday, 2006-10-17