Science Topics term usage 2008-08-25

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.)

470	earthquakes
193	earthquake occurrences
128	maps and atlases
102	volcanoes
74	USGS map servers
68	real-time monitoring and reporting
57	floods
57	energy resources
49	water quality
48	mineral resources
48	ground water
44	surface water (non-marine)
38	climate change
37	contamination and pollution
37	droughts
35	avian influenza
32	geospatial analysis
27	remote sensing
23	invasive species
22	fires
21	environmental health (human)
19	earthquake probabilities
18	oil resources
18	seismology
17	river systems
13	surface water quality
11	stream-gage measurement
10	ground-water quality
10	sea-floor characteristics
10	earth structure
9	ground-water flow
9	acid deposition
9	volcanic activity
9	human impacts
8	pharmaceutical contamination
8	hazards
8	tectonic processes
8	erosion
8	endangered species
8	animals

Science Topics term usage Monday, 2008-08-25