Science Topics term usage 2008-06-29

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.)

273	earthquakes
115	earthquake occurrences
83	volcanoes
74	maps and atlases
67	real-time monitoring and reporting
57	USGS map servers
57	floods
53	fires
37	energy resources
36	climate change
32	ground water
28	mineral resources
28	water quality
25	surface water (non-marine)
25	droughts
23	avian influenza
23	geospatial analysis
22	contamination and pollution
22	invasive species
18	remote sensing
17	environmental health (human)
13	river systems
12	oil resources
11	earthquake probabilities
10	acid deposition
7	seismology
6	geophysics
6	volcanic activity
6	glaciation
6	earth structure
5	hydrology
5	streamflow
5	human impacts
4	USGS maps on demand
4	biogeography
4	life sciences
4	ground-water flow
4	stream discharge
4	desertification
4	desert ecosystems

Science Topics term usage Sunday, 2008-06-29