Science Topics term usage 2008-08-16

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.)

320	earthquakes
129	earthquake occurrences
92	maps and atlases
73	volcanoes
66	real-time monitoring and reporting
59	USGS map servers
43	energy resources
40	ground water
39	mineral resources
36	water quality
33	surface water (non-marine)
31	climate change
28	floods
28	droughts
27	remote sensing
23	geospatial analysis
23	contamination and pollution
22	invasive species
20	avian influenza
19	oil resources
16	environmental health (human)
16	fires
14	water circulation
12	seismology
9	rocks and deposits
9	hydrology
9	ground-water quality
9	acid deposition
8	hazards
8	river systems
8	surface water quality
8	earthquake probabilities
8	sea-floor characteristics
8	mathematical modeling
8	topography
7	ecology
7	water properties
7	human impacts
7	desert ecosystems
7	gravitational field (earth)

Science Topics term usage Saturday, 2008-08-16