Science Topics term usage 2012-02-24

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.)

628	earthquakes
228	earthquake occurrences
203	volcanoes
84	maps and atlases
57	mineral resources
48	map interfaces
44	energy resources
43	geospatial analysis
42	groundwater
40	real-time monitoring and reporting
34	climate change
32	water quality
27	remote sensing
27	topographic maps
26	invasive species
24	floods
24	surface water (non-marine)
21	fires
20	oil resources
19	droughts
19	contamination and pollution
17	avian influenza
15	earthquake probabilities
14	environmental health (human)
12	volcanic activity
12	seismology
11	microbiology
11	geologic maps
10	life sciences
10	hydrology
10	earth sciences
9	human impacts
9	geographic information systems (GIS)
8	endangered species
8	groundwater quality
8	cartography
8	surface water quality
8	Antarctica
8	acid deposition
7	streamflow

Science Topics term usage Friday, 2012-02-24