Science Topics term usage 2009-09-12

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.)

836	earthquakes
423	earthquake occurrences
194	volcanoes
164	maps and atlases
146	real-time monitoring and reporting
69	ground water
61	map interfaces
56	energy resources
53	mineral resources
53	topographic maps
52	surface water (non-marine)
52	floods
45	geospatial analysis
42	life sciences
40	water quality
39	invasive species
39	remote sensing
38	contamination and pollution
37	natural resources
35	geologic maps
32	seismology
29	avian influenza
29	climate change
28	earth structure
28	droughts
26	fires
23	earthquake probabilities
21	field methods
21	environmental health (human)
20	health and disease
19	endangered species
19	hydrology
19	animals
18	water properties
17	biological and physical processes
17	oil resources
13	sea-floor characteristics
13	sedimentation
13	mantle (earth)
12	plants (organisms)

Science Topics term usage Saturday, 2009-09-12