Science Topics term usage 2008-11-22

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.)

467	earthquakes
178	earthquake occurrences
132	volcanoes
83	maps and atlases
41	real-time monitoring and reporting
38	climate change
35	USGS map servers
30	droughts
29	geospatial analysis
27	ground water
26	mineral resources
25	floods
24	avian influenza
23	surface water (non-marine)
23	energy resources
22	environmental health (human)
20	water quality
20	invasive species
19	fires
19	contamination and pollution
17	remote sensing
14	earthquake probabilities
11	seismology
10	nutrient content (water)
8	water supply and demand
8	USGS budget
8	tectonic processes
6	volcanic activity
6	life sciences
6	endangered species
6	atmospheric and climatic processes
6	volcanic features
5	acid deposition
5	desert ecosystems
5	land use and land cover
5	snow and ice cover
5	erosion
5	rocks and deposits
5	tsunamis
4	geologic processes

Science Topics term usage Saturday, 2008-11-22