Science Topics term usage 2007-01-20

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.)

115	volcanic eruption prediction
78	geographic information systems (GIS)
49	earthquakes
25	volcanoes
19	earthquake occurrences
15	tectonic processes
15	volcanic activity
14	earth structure
13	stratigraphy
11	global warming
11	human impacts
11	landslides
11	map coordinate systems
11	mineral resources
11	tsunamis
9	acid deposition
8	remote sensing
8	aerial photography
8	floods
8	geologic history
7	hazards
7	climate change
7	stream-gage measurement
6	oil resources
6	outer core (earth)
6	health and disease
6	geophysics
6	ground water
6	maps and atlases
6	geography
6	rocks and deposits
6	life sciences
6	earth sciences
5	precipitation (atmospheric)
5	animals
5	geochemistry
5	sediment transport
5	ocean sciences
5	topography
5	energy resources

Science Topics term usage Saturday, 2007-01-20