Science Topics term usage 2006-08-15

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.)

75	earthquakes
58	geographic information systems (GIS)
43	bedforms
30	volcanoes
22	aerial photography
21	earth structure
20	invasive species
19	maps and atlases
19	earthquake occurrences
18	land surface characteristics
17	climate change
17	land use and land cover
16	mining hazards
16	contamination and pollution
15	cartography
14	geologic structure
14	water quality
13	tsunamis
13	tectonic processes
13	animal tracking
13	floods
13	ocean characteristics
12	remote sensing
12	life sciences
12	wildlife biology
12	volcanic activity
12	global change
12	ground water
11	wildlife
11	information system design and development
11	energy resources
11	animals
11	geologic history
11	hazards
11	acid deposition
11	magnetic field (earth)
11	streamflow
11	ground-water flow
10	marine geology
10	endangered species

Science Topics term usage Tuesday, 2006-08-15