Science Topics term usage 2008-05-22

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.)

1522	earthquakes
505	earthquake occurrences
198	volcanoes
169	real-time monitoring and reporting
167	maps and atlases
144	earthquake probabilities
103	energy resources
79	climate change
79	floods
74	ground water
73	USGS map servers
69	mineral resources
59	geospatial analysis
55	avian influenza
55	droughts
51	surface water (non-marine)
50	invasive species
49	oil resources
45	contamination and pollution
44	water quality
41	fires
41	remote sensing
34	seismology
24	environmental health (human)
22	tectonic processes
19	hazards
17	river systems
17	volcanic activity
16	streamflow
16	earth structure
14	USGS maps on demand
13	hydrology
13	topics
13	acid deposition
13	geologic history
13	natural gas resources
12	tsunamis
12	California
12	desert ecosystems
12	surface water quality

Science Topics term usage Thursday, 2008-05-22