Science Topics term usage 2008-12-13

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.)

328	earthquakes
122	earthquake occurrences
92	volcanoes
69	maps and atlases
51	real-time monitoring and reporting
37	ground water
36	geospatial analysis
35	USGS map servers
35	floods
33	droughts
33	mineral resources
31	climate change
30	energy resources
26	avian influenza
24	water quality
22	contamination and pollution
21	remote sensing
21	surface water (non-marine)
20	invasive species
16	environmental health (human)
16	earthquake probabilities
14	fires
11	topographic maps
10	seismology
9	butterflies and moths
9	geologic maps
7	sediment transport
7	tsunamis
6	tectonic processes
6	volcanic activity
6	hydrology
5	USGS budget
5	global change
5	information system design and development
4	endangered species
4	acid deposition
4	ground-water flow
4	stream-gage measurement
4	rocks and deposits
4	ground-water quality

Science Topics term usage Saturday, 2008-12-13