Science Topics term usage 2010-02-15

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.)

1427	earthquakes
597	earthquake occurrences
272	volcanoes
196	maps and atlases
120	mineral resources
114	real-time monitoring and reporting
110	energy resources
100	climate change
95	floods
78	ground water
78	topographic maps
75	remote sensing
73	surface water (non-marine)
62	geospatial analysis
62	droughts
60	map interfaces
56	human impacts
55	water quality
53	earthquake probabilities
50	invasive species
47	contamination and pollution
46	seismology
46	geologic maps
39	oil resources
32	environmental health (human)
30	avian influenza
26	river systems
23	acid deposition
22	geologic processes
22	soil resources
22	fires
21	social sciences
21	animals
18	life sciences
18	land use and land cover
17	California
17	field methods
17	nonmetallic mineral resources
17	multispectral imaging
16	geothermal resources

Science Topics term usage Monday, 2010-02-15