Science Topics term usage 2010-01-28

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.)

1726	earthquakes
709	earthquake occurrences
376	volcanoes
212	maps and atlases
188	real-time monitoring and reporting
124	energy resources
122	floods
119	climate change
117	mineral resources
113	remote sensing
111	ground water
79	map interfaces
79	surface water (non-marine)
76	water quality
75	contamination and pollution
72	topographic maps
72	earthquake probabilities
60	fires
58	droughts
54	seismology
52	geologic maps
51	invasive species
50	geospatial analysis
44	oil resources
42	land use and land cover
40	volcanic activity
36	hyperspectral imaging
36	avian influenza
35	animals
35	environmental health (human)
34	topics
34	natural gas resources
30	acid deposition
27	earth structure
25	water resources
24	tectonic processes
24	geologic processes
24	life sciences
23	river systems
22	geochemistry

Science Topics term usage Thursday, 2010-01-28