Science Topics term usage 2011-01-28

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.)

685	earthquakes
236	volcanoes
176	earthquake occurrences
78	maps and atlases
43	real-time monitoring and reporting
39	climate change
37	groundwater
35	map interfaces
33	mineral resources
33	energy resources
31	topographic maps
29	floods
28	remote sensing
25	water quality
23	geospatial analysis
22	surface water (non-marine)
20	seismology
20	oil resources
16	avian influenza
15	contamination and pollution
13	invasive species
13	volcanic activity
12	environmental health (human)
11	river systems
11	geologic maps
10	droughts
10	earthquake probabilities
9	hydrology
9	tectonic processes
8	health and disease
8	drainage basins
7	life sciences
7	topics
7	natural gas resources
6	animals
6	streamflow
6	water resources
5	sea-floor characteristics
5	fires
5	microbiology

Science Topics term usage Friday, 2011-01-28