Science Topics term usage 2013-01-27

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.)

316	earthquakes
107	earthquake occurrences
95	volcanoes
31	climate change
31	maps and atlases
24	real-time monitoring and reporting
24	floods
22	mineral resources
21	energy resources
19	remote sensing
16	microbiology
16	invasive species
16	droughts
16	groundwater
15	map interfaces
15	geospatial analysis
14	geochemistry
14	surface water (non-marine)
13	human impacts
13	endangered species
13	erosion
12	contamination and pollution
11	environmental health (human)
11	earthquake probabilities
11	geologic processes
11	aerial photography
10	life sciences
10	geology
10	acid deposition
10	avian influenza
10	water quality
9	tectonic processes
9	topographic maps
9	fires
9	ecology
8	oil resources
8	earth structure
8	hydrology
7	marine biology
7	toxic trace element contamination

Science Topics term usage Sunday, 2013-01-27