Science Topics term usage 2005-09-01

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.)

147	earthquakes
67	volcanoes
54	earthquake occurrences
53	geographic information systems (GIS)
40	surface water (non-marine)
38	maps and atlases
34	energy resources
25	oil resources
24	aerial photography
24	hurricanes
24	mineral resources
23	storms
22	tectonic processes
21	streamflow
20	earth structure
19	topography
18	rocks and deposits
16	geologic structure
16	erosion
15	animals
15	real-time monitoring and reporting
14	geochemistry
14	floods
14	climate change
13	land surface characteristics
13	hazards
12	water resources
11	ground-water flow
11	wildlife
11	mathematical modeling
11	remote sensing
11	human impacts
11	tsunamis
11	natural gas resources
10	sea-floor characteristics
10	mineralogy
10	wildlife biology
10	magnetic field (earth)
10	aquatic ecosystems
10	image collections

Science Topics term usage Thursday, 2005-09-01