Science Topics term usage 2012-01-31

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.)

1097	earthquakes
436	earthquake occurrences
202	volcanoes
82	maps and atlases
64	real-time monitoring and reporting
58	climate change
48	groundwater
43	mineral resources
39	floods
38	energy resources
35	earthquake probabilities
34	water quality
33	map interfaces
33	droughts
30	geospatial analysis
29	surface water (non-marine)
28	avian influenza
24	topographic maps
24	invasive species
23	oil resources
22	contamination and pollution
19	remote sensing
19	seismology
18	geologic maps
16	environmental health (human)
16	human impacts
16	microbiology
15	tsunamis
13	tectonic processes
12	life sciences
12	terrestrial ecosystems
12	volcanic activity
11	marine biology
11	groundwater flow
11	biogeography
11	surface water quality
10	topics
10	natural gas resources
10	fires
10	metallic ores

Science Topics term usage Tuesday, 2012-01-31