Science Topics term usage 2013-03-22

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.)

282	earthquakes
86	earthquake occurrences
54	volcanoes
33	real-time monitoring and reporting
24	remote sensing
23	climate change
21	maps and atlases
19	surface water (non-marine)
16	floods
16	mineral resources
16	geospatial analysis
15	water quality
14	droughts
13	groundwater
13	aerial photography
13	map interfaces
12	employment and volunteer opportunities
11	land use and land cover
11	earthquake probabilities
11	microbiology
10	energy resources
9	avian influenza
9	contamination and pollution
9	human impacts
9	animals
9	geochemistry
8	life sciences
8	invasive species
8	environmental health (human)
7	natural resources
7	fires
6	geologic maps
6	environmental assessment
6	oil resources
6	geologic processes
6	hydrology
5	earth structure
5	geographic information systems (GIS)
5	ecology
5	erosion

Science Topics term usage Friday, 2013-03-22