Science Topics term usage 2008-06-19

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.)

454	earthquakes
196	earthquake occurrences
143	floods
139	maps and atlases
110	volcanoes
107	real-time monitoring and reporting
74	energy resources
72	USGS map servers
71	ground water
52	climate change
50	surface water (non-marine)
45	mineral resources
45	geospatial analysis
44	oil resources
38	droughts
35	remote sensing
33	water quality
31	fires
30	avian influenza
28	contamination and pollution
20	invasive species
19	environmental health (human)
16	river systems
15	seismology
14	streamflow
14	tectonic processes
13	sediment transport
11	earth structure
11	earthquake probabilities
10	hazards
9	surface water quality
9	acid deposition
8	natural gas resources
8	ground-water flow
8	geographic information systems (GIS)
8	geospatial datasets
8	volcanic activity
7	stream-gage measurement
7	USGS maps on demand
7	global warming

Science Topics term usage Thursday, 2008-06-19