Science Topics term usage 2009-12-05

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.)

590	earthquakes
247	earthquake occurrences
180	volcanoes
125	maps and atlases
107	real-time monitoring and reporting
74	climate change
58	mineral resources
41	map interfaces
39	topographic maps
36	ground water
34	remote sensing
32	surface water (non-marine)
30	droughts
29	energy resources
28	avian influenza
27	geospatial analysis
27	floods
25	geologic maps
23	contamination and pollution
22	invasive species
22	water quality
20	land use and land cover
18	oil resources
18	acid deposition
16	Alaska
15	forest resources
15	tectonic processes
14	volcanic activity
14	environmental health (human)
13	rivers
13	earthquake probabilities
12	fires
12	ocean characteristics
11	topography
11	ground-water flow
11	economic geology
11	mountain ranges
10	sedimentology
10	sediment transport
10	soil resources

Science Topics term usage Saturday, 2009-12-05