Science Topics term usage 2011-10-05

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.)

626	earthquakes
215	earthquake occurrences
148	volcanoes
89	maps and atlases
69	real-time monitoring and reporting
63	climate change
57	mineral resources
55	groundwater
54	energy resources
51	surface water (non-marine)
42	floods
38	contamination and pollution
37	droughts
36	geospatial analysis
34	water quality
28	remote sensing
27	map interfaces
25	oil resources
23	invasive species
23	topographic maps
21	avian influenza
19	fires
17	human impacts
17	environmental health (human)
16	animals
16	geochemistry
15	seismology
14	biogeography
13	earthquake probabilities
12	tectonic processes
12	erosion
12	natural gas resources
10	soil resources
10	acid deposition
10	earth structure
9	nonmetallic mineral resources
9	river systems
9	pharmaceutical contamination
9	geographic information systems (GIS)
9	endangered species

Science Topics term usage Wednesday, 2011-10-05