Science Topics term usage 2008-06-24

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.)

564	earthquakes
235	earthquake occurrences
163	maps and atlases
111	real-time monitoring and reporting
102	volcanoes
92	USGS map servers
87	floods
80	ground water
77	energy resources
76	mineral resources
69	climate change
61	fires
59	surface water (non-marine)
47	contamination and pollution
45	avian influenza
44	geospatial analysis
42	water quality
39	remote sensing
37	droughts
33	invasive species
28	oil resources
25	environmental health (human)
19	earthquake probabilities
17	river systems
15	tectonic processes
15	earth structure
13	sediment transport
13	volcanic activity
13	ground-water flow
12	streamflow
12	hydrology
11	topics
11	seismology
11	surface water quality
10	USGS maps on demand
10	health and disease
10	acid deposition
10	water properties
10	magnetic field (earth)
10	metallic ores

Science Topics term usage Tuesday, 2008-06-24