Science Topics term usage 2011-10-26

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.)

764	earthquakes
278	earthquake occurrences
231	volcanoes
85	maps and atlases
51	climate change
50	groundwater
47	mineral resources
41	surface water (non-marine)
37	floods
35	energy resources
33	real-time monitoring and reporting
30	water quality
25	avian influenza
24	earthquake probabilities
24	invasive species
23	map interfaces
23	geospatial analysis
23	human impacts
22	droughts
20	remote sensing
18	biogeography
18	contamination and pollution
16	environmental health (human)
16	topographic maps
15	groundwater flow
15	endangered species
14	life sciences
14	geologic maps
14	volcanic activity
12	seismology
12	fires
11	earth structure
10	tectonic processes
9	natural gas resources
9	drainage basins
9	health and disease
8	oil resources
8	ecosystems
8	streamflow
8	river systems

Science Topics term usage Wednesday, 2011-10-26