Science Topics term usage 2011-11-20

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.)

562	earthquakes
203	earthquake occurrences
91	volcanoes
57	maps and atlases
47	climate change
41	floods
40	mineral resources
27	energy resources
26	groundwater
23	tectonic processes
23	real-time monitoring and reporting
23	map interfaces
22	oil resources
20	surface water (non-marine)
19	contamination and pollution
19	fires
17	water quality
17	geospatial analysis
15	acid deposition
15	tsunamis
15	remote sensing
15	earthquake probabilities
13	droughts
13	human impacts
13	invasive species
12	topographic maps
10	avian influenza
9	microbiology
9	erosion
9	geochemistry
9	metallic ores
9	environmental health (human)
9	seismology
8	earth structure
8	drainage basins
8	pharmaceutical contamination
8	earth sciences
7	soil resources
7	volcanic activity
7	geologic maps

Science Topics term usage Sunday, 2011-11-20