Science Topics term usage 2005-09-19

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.)

173	earthquakes
104	volcanoes
71	tectonic processes
67	geographic information systems (GIS)
66	earth structure
52	maps and atlases
47	earthquake occurrences
43	rocks and deposits
31	crust (earth)
30	mineral resources
28	coastal zones
26	surface water (non-marine)
25	human impacts
25	ground water
25	global warming
25	topography
24	energy resources
22	animals
21	floods
21	core (earth)
20	hazards
20	tsunamis
19	acid deposition
19	aerial photography
19	contamination and pollution
18	natural gas resources
18	water quality
18	remote sensing
18	hurricanes
18	inner core (earth)
18	earthquake probabilities
17	climate change
16	storms
16	erosion
16	geologic structure
16	precipitation (atmospheric)
15	cartography
15	geochemistry
15	fires
15	seismology

Science Topics term usage Monday, 2005-09-19