Science Topics term usage 2011-01-15

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.)

797	earthquakes
221	earthquake occurrences
141	volcanoes
50	maps and atlases
42	mineral resources
40	floods
30	climate change
29	real-time monitoring and reporting
28	groundwater
26	map interfaces
22	seismology
19	topographic maps
19	surface water (non-marine)
19	earthquake probabilities
18	remote sensing
16	geospatial analysis
14	water quality
14	contamination and pollution
12	volcanic activity
11	avian influenza
11	energy resources
10	human impacts
10	environmental health (human)
9	droughts
9	geologic maps
8	fires
7	soil resources
7	invasive species
7	life sciences
5	oil resources
5	surface water quality
5	erosion
5	hazards
4	tectonic processes
4	hydrology
4	acid deposition
4	natural gas resources
3	earth structure
3	mineralogy
3	stream-gage measurement

Science Topics term usage Saturday, 2011-01-15