Science Topics term usage 2008-06-12

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.)

511	earthquakes
209	earthquake occurrences
170	floods
162	maps and atlases
149	real-time monitoring and reporting
116	volcanoes
77	energy resources
67	USGS map servers
62	ground water
56	surface water (non-marine)
56	mineral resources
47	droughts
44	climate change
43	geospatial analysis
43	water quality
39	contamination and pollution
39	fires
38	avian influenza
34	remote sensing
32	invasive species
27	oil resources
24	river systems
23	environmental health (human)
19	human impacts
16	streamflow
15	sediment transport
14	earthquake probabilities
14	earth structure
14	natural gas resources
14	hydrology
13	seismology
12	acid deposition
12	topics
12	erosion
11	ground-water quality
11	volcanic activity
11	endangered species
11	hazards
10	life sciences
10	global warming

Science Topics term usage Thursday, 2008-06-12