Science Topics term usage 2007-09-10

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.)

93	earthquakes
88	geographic information systems (GIS)
74	domestic water use
48	volcanoes
37	earthquake occurrences
34	life sciences
27	tectonic processes
25	earth structure
23	ground water
22	climate change
22	hurricanes
22	contamination and pollution
21	human impacts
21	animals
20	health and disease
20	river systems
20	rocks and deposits
18	real-time monitoring and reporting
18	water quality
18	acid deposition
18	geologic history
16	geologic structure
16	streamflow
16	nonvascular plants
15	endangered species
14	hazards
14	terrestrial ecosystems
14	drinking water use
14	floods
13	oil resources
13	water supply and demand
13	maps and atlases
12	remote sensing
12	mineral resources
12	energy resources
11	invasive species
11	plants (organisms)
11	igneous rocks
11	scientific careers
10	impact cratering

Science Topics term usage Monday, 2007-09-10