Science Topics term usage 2008-04-24

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.)

1433	earthquakes
772	earthquake occurrences
234	volcanoes
173	maps and atlases
114	real-time monitoring and reporting
92	floods
84	energy resources
80	USGS map servers
80	climate change
77	ground water
76	mineral resources
71	surface water (non-marine)
70	geospatial analysis
55	remote sensing
54	contamination and pollution
53	avian influenza
51	invasive species
49	water quality
45	droughts
45	earthquake probabilities
40	seismology
37	fires
34	environmental health (human)
27	oil resources
26	Nevada
22	river systems
21	ocean characteristics
18	global warming
18	tectonic processes
18	Washoe
17	acid deposition
16	magnetic field (earth)
16	erosion
16	volcanic activity
16	aquatic ecosystems
15	ground-water flow
15	earth structure
14	hazards
14	geologic structure
14	streamflow

Science Topics term usage Thursday, 2008-04-24