Science Topics term usage 2011-01-20

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.)

1123	earthquakes
273	earthquake occurrences
244	volcanoes
119	maps and atlases
74	climate change
59	mineral resources
57	floods
50	groundwater
49	energy resources
49	real-time monitoring and reporting
39	surface water (non-marine)
37	map interfaces
37	geospatial analysis
35	remote sensing
34	topographic maps
26	seismology
24	geologic maps
22	invasive species
22	contamination and pollution
22	avian influenza
21	earthquake probabilities
21	oil resources
20	water quality
18	environmental health (human)
18	fires
18	microbiology
15	droughts
11	volcanic activity
10	acid deposition
10	data services
9	sediment transport
9	geochemistry
9	stream-gage measurement
9	sea-floor characteristics
8	groundwater flow
8	hazards
8	animals
8	hurricanes
8	life sciences
8	human impacts

Science Topics term usage Thursday, 2011-01-20