Science Topics term usage 2009-02-08

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.)

406	earthquakes
235	volcanoes
159	earthquake occurrences
85	maps and atlases
45	real-time monitoring and reporting
40	climate change
38	topographic maps
38	USGS map servers
35	floods
34	mineral resources
32	energy resources
28	water quality
28	contamination and pollution
28	droughts
26	avian influenza
25	ground water
21	geospatial analysis
20	surface water (non-marine)
19	remote sensing
17	invasive species
16	seismology
15	fires
15	river systems
14	erosion
14	geologic maps
14	environmental health (human)
11	global warming
9	earthquake probabilities
9	volcanic activity
8	human impacts
7	oil resources
7	water supply and demand
7	animals
7	biodiversity
7	social sciences
6	health and disease
6	acid deposition
6	hydrogeology
6	plants (organisms)
6	topography

Science Topics term usage Sunday, 2009-02-08