Science Topics term usage 2008-10-17

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.)

432	earthquakes
171	earthquake occurrences
151	volcanoes
128	maps and atlases
65	energy resources
63	USGS map servers
57	real-time monitoring and reporting
56	mineral resources
56	climate change
54	water quality
52	contamination and pollution
45	surface water (non-marine)
45	ground water
44	floods
37	remote sensing
35	invasive species
31	droughts
31	geospatial analysis
27	fires
26	avian influenza
25	environmental health (human)
18	endangered species
18	oil resources
18	earthquake probabilities
18	human impacts
15	seismology
14	river systems
14	volcanic activity
13	hydrology
12	acid deposition
12	sediment transport
12	tectonic processes
12	water chemistry
11	animals
11	tsunamis
11	rocks and deposits
11	metallic ores
10	coal resources
10	earth structure
10	streamflow

Science Topics term usage Friday, 2008-10-17