Science Topics term usage 2009-09-09

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.)

990	earthquakes
432	earthquake occurrences
343	volcanoes
292	maps and atlases
132	climate change
131	real-time monitoring and reporting
130	topographic maps
120	map interfaces
111	life sciences
104	mineral resources
96	ground water
88	energy resources
82	invasive species
81	animals
81	geospatial analysis
78	fires
77	water quality
75	floods
74	remote sensing
74	surface water (non-marine)
73	droughts
72	contamination and pollution
68	earthquake probabilities
64	health and disease
64	geologic maps
62	avian influenza
57	environmental health (human)
53	biological and physical processes
52	field methods
50	earth structure
45	tectonic processes
44	ground-water flow
43	seismology
43	acid deposition
41	human impacts
37	scientific careers
36	endangered species
36	wildlife
34	geographic information systems (GIS)
34	soil resources

Science Topics term usage Wednesday, 2009-09-09