Science Topics term usage 2009-11-06

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.)

1287	earthquakes
555	earthquake occurrences
299	volcanoes
219	maps and atlases
158	real-time monitoring and reporting
115	energy resources
96	climate change
94	topographic maps
88	mineral resources
85	remote sensing
80	ground water
79	water quality
79	floods
78	surface water (non-marine)
76	seismology
69	map interfaces
64	contamination and pollution
57	earthquake probabilities
56	geospatial analysis
52	invasive species
52	geologic maps
42	droughts
40	oil resources
38	volcanic activity
38	avian influenza
30	acid deposition
29	environmental health (human)
28	fires
28	stream discharge
27	ocean characteristics
25	ground-water flow
25	hydrogeology
23	tsunamis
23	volcanic eruption prediction
22	hydrology
22	biogeography
22	human impacts
20	tectonic processes
20	drainage basins
20	streamflow

Science Topics term usage Friday, 2009-11-06