Science Topics term usage 2011-10-17

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.)

611	earthquakes
243	earthquake occurrences
185	volcanoes
79	maps and atlases
57	real-time monitoring and reporting
50	energy resources
49	climate change
45	mineral resources
44	groundwater
42	floods
34	droughts
31	water quality
30	map interfaces
29	geospatial analysis
26	remote sensing
24	invasive species
24	surface water (non-marine)
23	topographic maps
20	contamination and pollution
18	earthquake probabilities
17	seismology
17	human impacts
16	land use and land cover
15	oil resources
13	geologic maps
12	natural gas resources
12	avian influenza
11	life sciences
11	environmental health (human)
10	petroleum
10	fires
9	population and community ecology
9	river systems
9	marine biology
9	mining hazards
9	metallic ores
8	tectonic processes
8	animals
8	tsunamis
8	health and disease

Science Topics term usage Monday, 2011-10-17