Science Topics term usage 2009-02-04

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.)

773	earthquakes
499	volcanoes
306	earthquake occurrences
135	maps and atlases
81	real-time monitoring and reporting
68	climate change
64	USGS map servers
57	avian influenza
57	water quality
57	floods
53	mineral resources
52	droughts
52	energy resources
48	ground water
45	topographic maps
42	geospatial analysis
38	contamination and pollution
38	invasive species
36	remote sensing
36	surface water (non-marine)
29	earthquake probabilities
29	geologic maps
27	environmental health (human)
27	fires
23	seismology
21	volcanic activity
20	tectonic processes
15	acid deposition
15	human impacts
14	earth structure
13	oil resources
12	hydrology
11	USGS budget
11	animals
11	ground-water quality
11	geologic processes
10	inner core (earth)
10	endangered species
10	field methods
10	water supply and demand

Science Topics term usage Wednesday, 2009-02-04