Science Topics term usage 2006-05-25

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.)

151	earthquakes
127	volcanoes
57	geographic information systems (GIS)
47	tectonic processes
41	earthquake occurrences
27	real-time monitoring and reporting
24	mineral resources
22	earth structure
22	land use and land cover
21	water supply and demand
21	energy resources
20	animals
19	water quality
19	streamflow
19	hydrology
19	climate change
18	rocks and deposits
17	earthquake probabilities
16	ground water
16	tsunamis
15	oil resources
14	maps and atlases
14	erosion
14	landslides
14	water properties
13	floods
13	volcanic activity
13	coastal zones
12	endangered species
12	water resources
12	acid deposition
12	freshwater ecosystems
11	aquatic ecosystems
11	hurricanes
11	precipitation (atmospheric)
11	ocean characteristics
11	geologic structure
11	geologic history
10	vertebrates
10	seismology

Science Topics term usage Thursday, 2006-05-25