Science Topics term usage 2008-12-03

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.)

560	earthquakes
204	volcanoes
203	earthquake occurrences
131	maps and atlases
69	water quality
68	climate change
66	mineral resources
62	real-time monitoring and reporting
57	energy resources
55	floods
53	USGS map servers
46	contamination and pollution
46	ground water
45	geospatial analysis
45	surface water (non-marine)
36	avian influenza
31	droughts
30	remote sensing
29	fires
27	earthquake probabilities
27	environmental health (human)
22	invasive species
20	seismology
19	surface water quality
19	oil resources
18	earth structure
15	acid deposition
15	human impacts
14	hydrology
14	global warming
14	erosion
14	ecological competition
14	endangered species
13	desert ecosystems
12	water supply and demand
12	volcanic activity
12	hazards
12	river systems
12	sediment transport
11	ground-water quality

Science Topics term usage Wednesday, 2008-12-03