Science Topics term usage 2013-03-13

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.)

499	earthquakes
157	earthquake occurrences
94	volcanoes
70	climate change
58	real-time monitoring and reporting
50	mineral resources
50	groundwater
46	maps and atlases
36	floods
35	remote sensing
34	energy resources
34	contamination and pollution
34	geospatial analysis
31	water quality
31	surface water (non-marine)
29	map interfaces
24	invasive species
24	tectonic processes
22	droughts
21	aerial photography
20	microbiology
20	biodiversity
20	acid deposition
17	fires
16	environmental health (human)
15	land use and land cover
14	geochemistry
14	human impacts
14	topographic maps
13	natural resources
13	ecological processes
13	earthquake probabilities
13	earth structure
12	avian influenza
12	geologic processes
12	ecology
11	life sciences
11	economic geology
11	earth sciences
11	aquatic biology

Science Topics term usage Wednesday, 2013-03-13