Science Topics term usage 2009-12-04

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.)

967	earthquakes
381	earthquake occurrences
284	volcanoes
166	maps and atlases
105	climate change
95	real-time monitoring and reporting
79	topographic maps
73	energy resources
73	mineral resources
71	geospatial analysis
71	water quality
67	contamination and pollution
63	invasive species
63	floods
61	ground water
58	surface water (non-marine)
57	map interfaces
52	remote sensing
48	animals
45	avian influenza
43	droughts
40	seismology
34	land use and land cover
33	environmental health (human)
33	oil resources
31	fires
29	geologic maps
27	acid deposition
25	tectonic processes
25	sediment transport
23	volcanic activity
22	rocks and deposits
21	earthquake probabilities
21	stream discharge
20	pharmaceutical contamination
19	ground-water flow
19	snow and ice cover
19	global change
16	earth structure
15	human impacts

Science Topics term usage Friday, 2009-12-04