Science Topics term usage 2009-07-03

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.)

448	earthquakes
176	earthquake occurrences
77	maps and atlases
71	volcanoes
61	real-time monitoring and reporting
41	mineral resources
38	map interfaces
28	energy resources
28	water quality
26	topographic maps
25	ground water
24	geospatial analysis
24	floods
22	remote sensing
22	contamination and pollution
20	avian influenza
20	surface water (non-marine)
19	droughts
19	climate change
16	geologic maps
16	seismology
15	environmental health (human)
14	invasive species
13	earthquake probabilities
10	fires
9	animals
9	surface water quality
9	metallic ores
8	coal resources
6	ground-water quality
6	oil resources
6	hydrogeology
5	endangered species
5	geographic information systems (GIS)
5	acid deposition
5	nonpoint-source pollution
5	precipitation (atmospheric)
5	land use and land cover
5	biodiversity
5	sediment transport

Science Topics term usage Friday, 2009-07-03