Science Topics term usage 2008-08-13

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.)

570	earthquakes
239	earthquake occurrences
149	maps and atlases
115	volcanoes
83	real-time monitoring and reporting
75	USGS map servers
67	mineral resources
52	energy resources
51	ground water
48	climate change
40	floods
39	surface water (non-marine)
35	contamination and pollution
32	avian influenza
32	remote sensing
31	water quality
31	droughts
26	geospatial analysis
25	invasive species
23	earthquake probabilities
22	seismology
21	fires
20	environmental health (human)
16	oil resources
12	earth structure
12	volcanic activity
11	acid deposition
10	USGS maps on demand
9	hydrology
9	USGS budget
9	topics
9	erosion
8	aerial photography
8	California
8	USGS Quadrangles
8	management methods
8	stream-gage measurement
8	precipitation (atmospheric)
8	geographic information systems (GIS)
8	streamflow

Science Topics term usage Wednesday, 2008-08-13