Science Topics term usage 2012-08-20

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.)

403	earthquakes
145	earthquake occurrences
69	volcanoes
39	maps and atlases
33	droughts
25	mineral resources
25	climate change
23	fires
22	real-time monitoring and reporting
20	floods
20	contamination and pollution
19	geospatial analysis
18	groundwater
18	map interfaces
18	water quality
17	invasive species
17	human impacts
16	energy resources
16	surface water (non-marine)
14	remote sensing
10	topographic maps
10	earthquake probabilities
9	acid deposition
8	aerial photography
8	environmental health (human)
8	earth structure
7	animals
7	avian influenza
7	natural gas resources
6	earth sciences
6	natural resource assessment
6	oil resources
6	geology
6	seismology
6	surface water quality
6	groundwater flow
6	estuarine ecosystems
6	tsunamis
5	grassland ecosystems
5	field sampling

Science Topics term usage Monday, 2012-08-20