Science Topics term usage 2008-03-25

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.)

419	earthquakes
286	volcanoes
163	earthquake occurrences
129	maps and atlases
77	climate change
71	floods
68	real-time monitoring and reporting
60	USGS map servers
52	surface water (non-marine)
52	mineral resources
44	water quality
43	contamination and pollution
42	energy resources
42	ground water
40	geospatial analysis
38	invasive species
36	droughts
34	fires
32	avian influenza
30	remote sensing
24	acid deposition
20	environmental health (human)
19	river systems
18	earthquake probabilities
17	volcanic activity
15	oil resources
14	global warming
14	tsunamis
14	seismology
13	human impacts
13	erosion
12	endangered species
12	tectonic processes
12	hazards
12	desert ecosystems
12	streamflow
11	social sciences
11	ocean characteristics
11	earth structure
11	plants (organisms)

Science Topics term usage Tuesday, 2008-03-25