Science Topics term usage 2009-11-08

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.)

1176	earthquakes
524	earthquake occurrences
269	volcanoes
182	maps and atlases
96	real-time monitoring and reporting
80	topographic maps
79	mineral resources
72	climate change
59	map interfaces
57	floods
57	geospatial analysis
45	ground water
44	surface water (non-marine)
42	invasive species
40	contamination and pollution
39	energy resources
39	geologic maps
35	remote sensing
32	seismology
30	water quality
30	droughts
29	geologic processes
29	avian influenza
28	tectonic processes
27	earthquake probabilities
27	marine biology
26	acid deposition
26	environmental health (human)
25	earth structure
24	mass wasting
24	human impacts
23	stream discharge
21	fires
21	animals
20	oil resources
20	desert ecosystems
20	land use and land cover
19	topics
19	snow and ice cover
19	glaciation

Science Topics term usage Sunday, 2009-11-08