Science Topics term usage 2007-04-02

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.)

147	earthquakes
100	geographic information systems (GIS)
77	volcanoes
71	earthquake occurrences
61	tsunamis
60	vertebrates
27	sedimentary rocks
26	acid deposition
24	earth structure
20	rocks and deposits
20	tectonic processes
20	climate change
19	water resources
19	animals
19	global change
18	contamination and pollution
17	floods
17	mineral resources
16	real-time monitoring and reporting
16	landslides
16	endangered species
15	streamflow
15	water supply and demand
15	human impacts
15	ground water
14	hazards
14	global warming
14	geologic history
14	hydrology
14	surface water (non-marine)
14	topography
13	water quality
13	ground-water flow
13	precipitation (atmospheric)
13	land use and land cover
13	ground-water quality
13	natural resource management
12	field methods
12	hurricanes
12	topics

Science Topics term usage Monday, 2007-04-02