Science Topics term usage 2010-04-07

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.)

5009	earthquakes
1970	earthquake occurrences
500	volcanoes
306	real-time monitoring and reporting
301	earthquake probabilities
243	maps and atlases
180	seismology
172	climate change
131	ground water
124	mineral resources
114	energy resources
98	floods
86	map interfaces
84	invasive species
77	surface water (non-marine)
70	remote sensing
70	topographic maps
68	water quality
67	droughts
66	volcanic activity
64	geospatial analysis
60	avian influenza
60	tectonic processes
48	contamination and pollution
42	geologic maps
38	oil resources
37	environmental health (human)
33	California
32	fires
30	human impacts
29	hazards
29	geologic processes
26	topics
25	field methods
24	life sciences
23	earth structure
21	seismic methods
21	land use and land cover
20	acid deposition
20	river systems

Science Topics term usage Wednesday, 2010-04-07