Science Topics term usage 2009-10-08

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.)

1800	earthquakes
866	earthquake occurrences
512	volcanoes
356	maps and atlases
187	real-time monitoring and reporting
158	floods
127	water quality
118	map interfaces
114	topographic maps
114	energy resources
112	mineral resources
106	climate change
106	ground water
84	geospatial analysis
77	avian influenza
71	invasive species
71	contamination and pollution
70	surface water (non-marine)
68	geologic maps
67	droughts
66	fires
65	earthquake probabilities
54	remote sensing
45	seismology
41	life sciences
35	environmental health (human)
35	hazards
33	coal resources
32	earth structure
32	oil resources
31	ground-water flow
30	soil resources
28	tectonic processes
27	human impacts
26	natural resources
25	California
23	natural gas resources
22	ecological processes
22	erosion
22	tsunamis

Science Topics term usage Thursday, 2009-10-08