Science Topics term usage 2009-10-15

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.)

1527	earthquakes
744	earthquake occurrences
417	volcanoes
299	maps and atlases
215	real-time monitoring and reporting
162	climate change
153	mineral resources
118	floods
112	map interfaces
111	topographic maps
100	water quality
98	ground water
98	energy resources
96	surface water (non-marine)
87	remote sensing
77	earthquake probabilities
73	environmental health (human)
73	geospatial analysis
72	invasive species
71	contamination and pollution
70	droughts
49	avian influenza
48	fires
47	seismology
45	geologic maps
40	acid deposition
40	California
36	geologic processes
36	erosion
34	natural resources
33	global change
33	tectonic processes
33	health and disease
32	endangered species
32	life sciences
29	topics
28	human impacts
27	surface water quality
26	stream discharge
26	animals

Science Topics term usage Thursday, 2009-10-15