Science Topics term usage 2008-04-14

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.)

664	earthquakes
243	earthquake occurrences
165	maps and atlases
164	volcanoes
103	real-time monitoring and reporting
91	USGS map servers
84	energy resources
84	floods
80	mineral resources
73	climate change
65	ground water
65	surface water (non-marine)
58	water quality
57	geospatial analysis
50	invasive species
48	droughts
46	remote sensing
45	avian influenza
43	contamination and pollution
34	earthquake probabilities
34	oil resources
31	environmental health (human)
30	fires
25	river systems
24	natural resources
22	seismology
21	earth structure
21	global warming
19	stream-gage measurement
16	sediment transport
16	tectonic processes
16	animals
15	acid deposition
15	land use and land cover
15	endangered species
15	rocks and deposits
14	USGS budget
14	desert ecosystems
14	surface water quality
13	tsunamis

Science Topics term usage Monday, 2008-04-14