Science Topics term usage 2007-11-15

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.)

82	earthquakes
80	geographic information systems (GIS)
66	mercury contamination
59	volcanoes
31	earth history
23	earthquake occurrences
18	geologic structure
18	tectonic processes
18	acid deposition
18	earth structure
18	real-time monitoring and reporting
17	landslides
15	rocks and deposits
15	land use and land cover
14	ground water
14	contamination and pollution
14	sediment transport
13	tsunamis
13	human impacts
13	energy resources
13	animals
13	hurricanes
12	volcanic activity
12	desert ecosystems
12	water supply and demand
12	climate change
12	maps and atlases
12	oil resources
11	droughts
11	earthquake probabilities
11	mineral resources
11	volcanic eruption prediction
11	global warming
11	endangered species
11	water use
11	health and disease
11	topics
10	aerial photography
10	ground-water flow
10	snow and ice cover

Science Topics term usage Thursday, 2007-11-15