Science Topics term usage 2010-04-11

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.)

2734	earthquakes
1160	earthquake occurrences
300	volcanoes
182	real-time monitoring and reporting
150	maps and atlases
142	geospatial analysis
124	earthquake probabilities
104	seismology
102	ground water
92	climate change
92	mineral resources
84	energy resources
75	avian influenza
70	floods
57	droughts
55	map interfaces
50	remote sensing
50	surface water (non-marine)
48	contamination and pollution
48	water quality
46	invasive species
42	tectonic processes
38	topographic maps
31	environmental health (human)
30	fires
29	volcanic activity
28	human impacts
25	erosion
22	California
20	hazards
20	acid deposition
19	geologic maps
19	oil resources
19	global change
19	geologic processes
18	river systems
18	eutrophication
16	drainage basins
15	coal resources
14	soil resources

Science Topics term usage Sunday, 2010-04-11