Science Topics term usage 2011-12-04

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.)

458	earthquakes
173	earthquake occurrences
124	volcanoes
67	maps and atlases
58	real-time monitoring and reporting
47	groundwater
44	mineral resources
33	climate change
32	floods
29	geospatial analysis
25	map interfaces
24	water quality
24	surface water (non-marine)
24	energy resources
22	droughts
19	avian influenza
19	contamination and pollution
17	remote sensing
16	environmental health (human)
15	oil resources
15	acid deposition
13	human impacts
13	invasive species
12	zoology
12	geologic maps
11	topographic maps
11	earthquake probabilities
10	soil resources
9	seismology
8	microbiology
8	earth sciences
8	volcanic activity
7	metallic ores
7	tectonic processes
7	fires
7	erosion
7	earth structure
7	biodiversity
7	rocks and deposits
6	hydrology

Science Topics term usage Sunday, 2011-12-04