Science Topics term usage 2010-04-26

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.)

2130	earthquakes
784	earthquake occurrences
511	volcanoes
196	maps and atlases
168	real-time monitoring and reporting
115	earthquake probabilities
113	climate change
102	energy resources
88	ground water
86	seismology
82	mineral resources
80	floods
76	topographic maps
74	map interfaces
62	animals
58	geospatial analysis
57	human impacts
56	natural gas resources
56	surface water (non-marine)
55	contamination and pollution
53	droughts
52	remote sensing
51	water quality
50	invasive species
46	geologic maps
43	avian influenza
43	volcanic activity
37	earth structure
29	oil resources
28	volcanic eruption prediction
28	environmental health (human)
27	endangered species
27	hazards
27	California
26	health and disease
26	hydrology
24	sea-floor characteristics
22	natural resources
22	precipitation (atmospheric)
20	tectonic processes

Science Topics term usage Monday, 2010-04-26