Science Topics term usage 2008-11-19

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.)

635	earthquakes
248	earthquake occurrences
190	volcanoes
136	maps and atlases
68	real-time monitoring and reporting
66	climate change
61	mineral resources
57	energy resources
57	USGS map servers
51	water quality
51	ground water
50	contamination and pollution
47	floods
43	surface water (non-marine)
36	invasive species
36	fires
35	geospatial analysis
34	droughts
29	avian influenza
26	remote sensing
26	environmental health (human)
21	seismology
20	oil resources
20	human impacts
18	earth structure
16	health and disease
16	global warming
15	river systems
15	earthquake probabilities
15	sediment transport
15	volcanic activity
14	tectonic processes
12	acid deposition
11	hazards
10	cartography
10	desert ecosystems
10	hydrology
10	natural resources
9	surface water quality
9	volcanic eruption prediction

Science Topics term usage Wednesday, 2008-11-19