Science Topics term usage 2010-09-30

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.)

975	earthquakes
253	earthquake occurrences
120	real-time monitoring and reporting
101	volcanoes
82	maps and atlases
52	earthquake probabilities
51	surface water (non-marine)
51	floods
49	groundwater
36	map interfaces
33	topographic maps
32	seismology
32	climate change
28	mineral resources
23	water quality
23	remote sensing
20	contamination and pollution
20	geospatial analysis
19	energy resources
17	droughts
17	invasive species
17	life sciences
16	environmental health (human)
15	acid deposition
14	fires
14	human impacts
14	geologic maps
14	river systems
11	streamflow
11	earth structure
10	ocean characteristics
10	avian influenza
9	geologic history
9	land use and land cover
9	endangered species
8	hazards
8	animals
8	hurricanes
8	health and disease
7	groundwater flow

Science Topics term usage Thursday, 2010-09-30