Science Topics term usage 2006-05-28

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.)

222	earthquakes
86	volcanoes
70	earthquake occurrences
44	geographic information systems (GIS)
35	tectonic processes
28	real-time monitoring and reporting
24	maps and atlases
20	geologic history
17	earth structure
16	field sampling
16	ground water
15	seismology
13	magnetic field (earth)
12	landslides
11	remote sensing
11	energy resources
11	aerial photography
10	mineral resources
10	volcanic activity
10	tsunamis
10	oil resources
10	earthquake probabilities
9	rocks and deposits
9	ground-water flow
9	animals
8	water quality
7	ecosystems
7	acid deposition
7	planetary bodies
7	cartography
7	earth characteristics
7	geologic structure
7	ground-water quality
7	gravitational field (earth)
6	mining hazards
6	surface water (non-marine)
6	biogeography
6	water properties
6	hazards
6	health and disease

Science Topics term usage Sunday, 2006-05-28