Science Topics term usage 2009-01-02

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.)

861	earthquakes
369	earthquake occurrences
281	volcanoes
107	maps and atlases
87	real-time monitoring and reporting
52	USGS map servers
41	floods
41	topographic maps
35	mineral resources
35	climate change
32	avian influenza
27	energy resources
26	water quality
26	geologic maps
25	remote sensing
25	volcanic activity
23	geospatial analysis
22	ground water
21	earthquake probabilities
20	surface water (non-marine)
19	invasive species
19	seismology
18	contamination and pollution
18	environmental health (human)
17	fires
16	droughts
13	earth structure
10	Yellowstone
8	zoology
8	tectonic processes
8	acid deposition
7	desert ecosystems
7	USGS budget
7	global warming
6	water properties
6	volcanic eruption prediction
6	geologic history
6	geography
6	water chemistry
6	precipitation (atmospheric)

Science Topics term usage Friday, 2009-01-02