Science Topics term usage 2008-08-21

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.)

477	earthquakes
185	earthquake occurrences
152	maps and atlases
101	volcanoes
77	USGS map servers
75	real-time monitoring and reporting
48	climate change
48	floods
48	mineral resources
45	droughts
42	ground water
42	energy resources
36	water quality
35	surface water (non-marine)
33	contamination and pollution
27	geospatial analysis
27	invasive species
27	remote sensing
24	avian influenza
20	environmental health (human)
15	oil resources
15	fires
13	surface water quality
13	geochemistry
12	seismology
11	river systems
11	earthquake probabilities
10	hydrology
10	California
10	USGS maps on demand
10	life sciences
9	acid deposition
8	laboratory methods
8	geography
8	stream-gage measurement
8	desert ecosystems
8	ground-water quality
8	animals
7	USGS Quadrangles
7	rocks and deposits

Science Topics term usage Thursday, 2008-08-21