Science Topics term usage 2008-12-24

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.)

294	earthquakes
128	earthquake occurrences
68	maps and atlases
47	volcanoes
42	real-time monitoring and reporting
34	USGS map servers
29	topographic maps
25	mineral resources
25	climate change
24	surface water (non-marine)
23	ground water
21	remote sensing
18	geospatial analysis
18	avian influenza
17	water quality
16	energy resources
15	floods
15	droughts
14	contamination and pollution
12	seismology
12	geologic maps
11	USGS budget
11	invasive species
10	streamflow
10	river systems
9	fires
8	environmental health (human)
7	earthquake probabilities
6	hydrology
6	earth structure
5	wildlife
5	water supply and demand
5	atmospheric and climatic processes
5	oil resources
4	erosion
4	snow and ice cover
4	acid deposition
4	glaciation
4	streams
3	multispectral imaging

Science Topics term usage Wednesday, 2008-12-24