Science Topics term usage 2008-07-20

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.)

244	earthquakes
110	earthquake occurrences
104	maps and atlases
97	volcanoes
64	real-time monitoring and reporting
57	USGS map servers
40	energy resources
36	mineral resources
34	climate change
33	droughts
33	remote sensing
29	fires
27	floods
27	ground water
26	contamination and pollution
25	geospatial analysis
25	invasive species
24	avian influenza
22	surface water (non-marine)
22	environmental health (human)
20	water quality
14	oil resources
11	cartography
9	earthquake probabilities
7	human impacts
7	geologic history
7	USGS budget
5	aerial photography
5	hydrology
5	USGS maps on demand
5	stream-gage measurement
5	earth structure
5	ocean characteristics
5	acid deposition
4	streamflow
4	tectonic processes
4	pharmaceutical contamination
4	river systems
4	lithostratigraphy
4	seismic methods

Science Topics term usage Sunday, 2008-07-20