Science Topics term usage 2009-08-24

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.)

745	earthquakes
377	earthquake occurrences
256	maps and atlases
230	volcanoes
161	real-time monitoring and reporting
141	mineral resources
140	topographic maps
127	energy resources
127	climate change
119	surface water (non-marine)
107	ground water
102	map interfaces
76	contamination and pollution
74	environmental health (human)
72	water quality
72	avian influenza
67	geospatial analysis
66	remote sensing
60	droughts
56	floods
51	human impacts
50	geologic maps
48	invasive species
48	life sciences
45	fires
40	stream-gage measurement
37	health and disease
34	earthquake probabilities
33	animals
33	earth structure
32	coal resources
30	oil resources
28	soil resources
27	acid deposition
26	land use and land cover
26	surface water quality
26	geographic information systems (GIS)
24	land use change
20	geologic history
20	rocks and deposits

Science Topics term usage Monday, 2009-08-24