Science Topics term usage 2009-09-10

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.)

958	earthquakes
468	earthquake occurrences
332	volcanoes
293	maps and atlases
145	real-time monitoring and reporting
143	mineral resources
131	climate change
130	topographic maps
117	energy resources
114	water quality
111	contamination and pollution
110	ground water
100	map interfaces
97	geospatial analysis
86	surface water (non-marine)
85	floods
82	invasive species
79	environmental health (human)
78	droughts
78	health and disease
75	life sciences
69	remote sensing
69	acid deposition
67	animals
63	human impacts
63	fires
60	geologic maps
59	avian influenza
41	field methods
41	oil resources
41	ocean characteristics
40	geologic processes
39	earth structure
38	biological and physical processes
38	earth sciences
37	volcanic activity
36	social sciences
36	geographic information systems (GIS)
35	natural resources
35	river systems

Science Topics term usage Thursday, 2009-09-10