Science Topics term usage 2010-05-28

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.)

953	earthquakes
873	volcanoes
361	earthquake occurrences
170	real-time monitoring and reporting
143	maps and atlases
96	energy resources
84	ground water
82	mineral resources
73	contamination and pollution
68	remote sensing
67	map interfaces
66	surface water (non-marine)
59	floods
58	climate change
54	water quality
52	topographic maps
52	earthquake probabilities
48	geospatial analysis
45	invasive species
39	droughts
33	geologic maps
31	fires
28	seismology
28	avian influenza
25	acid deposition
25	volcanic activity
25	oil resources
22	environmental health (human)
21	hazards
19	magnetic field (earth)
17	human impacts
16	landslides
16	hurricanes
15	tsunamis
15	geographic information systems (GIS)
15	streamflow
14	ground-water quality
14	global change
13	volcanic features
13	nonpoint-source pollution

Science Topics term usage Friday, 2010-05-28