Science Topics term usage 2009-11-11

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.)

1127	earthquakes
446	earthquake occurrences
376	volcanoes
255	maps and atlases
208	real-time monitoring and reporting
134	floods
134	energy resources
133	climate change
123	remote sensing
117	water quality
111	mineral resources
109	ground water
102	surface water (non-marine)
102	topographic maps
93	map interfaces
87	invasive species
87	contamination and pollution
76	geospatial analysis
73	droughts
64	human impacts
58	avian influenza
56	geologic maps
48	fires
46	environmental health (human)
43	earthquake probabilities
41	seismology
37	oil resources
32	acid deposition
31	topics
31	animals
29	earth structure
29	global warming
28	soil resources
28	ground-water flow
27	volcanic activity
27	ground-water quality
26	volcanic eruption prediction
23	social sciences
21	multispectral imaging
21	surface-water level

Science Topics term usage Wednesday, 2009-11-11