Science Topics term usage 2009-06-23

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.)

640	earthquakes
304	earthquake occurrences
127	maps and atlases
125	volcanoes
93	real-time monitoring and reporting
58	USGS map servers
45	climate change
43	topographic maps
40	mineral resources
39	ground water
38	energy resources
37	floods
36	surface water (non-marine)
30	geologic maps
30	water quality
29	geospatial analysis
25	remote sensing
20	droughts
18	invasive species
17	contamination and pollution
17	earthquake probabilities
12	natural resource management
12	avian influenza
11	biogeography
10	natural gas resources
10	environmental health (human)
10	agricultural regions
10	human impacts
9	fires
9	oil resources
9	river systems
9	Alaska
9	topics
8	seismology
8	endangered species
8	volcanic activity
8	tectonic processes
7	metallic ores
7	surface water quality
7	geochemistry

Science Topics term usage Tuesday, 2009-06-23