Science Topics term usage 2009-10-11

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.)

889	earthquakes
390	earthquake occurrences
270	volcanoes
262	maps and atlases
136	real-time monitoring and reporting
103	mineral resources
85	remote sensing
80	energy resources
80	floods
79	climate change
75	water quality
73	ground water
69	topographic maps
64	droughts
58	map interfaces
53	invasive species
51	environmental health (human)
51	surface water (non-marine)
46	earthquake probabilities
42	avian influenza
41	contamination and pollution
40	seismology
36	geospatial analysis
35	geologic maps
33	acid deposition
32	fires
31	life sciences
28	human impacts
27	natural resources
26	land use and land cover
25	rocks and deposits
24	volcanic activity
23	geologic processes
22	global warming
22	ocean characteristics
21	field methods
21	pesticide and herbicide contamination
20	social sciences
19	sediment transport
19	tectonic processes

Science Topics term usage Sunday, 2009-10-11