Science Topics term usage 2009-10-17

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.)

963	earthquakes
501	earthquake occurrences
241	volcanoes
222	maps and atlases
112	real-time monitoring and reporting
101	mineral resources
79	topographic maps
77	climate change
73	energy resources
63	map interfaces
55	floods
50	ground water
50	earthquake probabilities
38	surface water (non-marine)
36	environmental health (human)
32	avian influenza
29	geospatial analysis
29	invasive species
29	global warming
28	oil resources
27	seismology
27	water quality
25	droughts
24	geologic maps
22	remote sensing
21	natural resources
20	fires
19	human impacts
19	contamination and pollution
16	river systems
15	streamflow
15	hydrology
13	health and disease
13	geologic processes
13	biological and physical processes
12	animals
12	acid deposition
12	earth structure
11	soil chemistry
11	California

Science Topics term usage Saturday, 2009-10-17