Science Topics term usage 2006-03

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.)

6549	earthquakes
4292	volcanoes
2073	geographic information systems (GIS)
1787	earthquake occurrences
1083	tectonic processes
1044	energy resources
1007	earth structure
836	real-time monitoring and reporting
815	ground water
813	mineral resources
793	animals
768	rocks and deposits
705	geologic history
699	climate change
694	floods
680	tsunamis
667	maps and atlases
656	streamflow
635	surface water (non-marine)
610	water quality
580	landslides
550	geologic structure
538	contamination and pollution
529	aerial photography
522	magnetic field (earth)
505	earthquake probabilities
493	ecosystems
485	remote sensing
484	erosion
481	acid deposition
477	hazards
469	human impacts
466	ground-water flow
465	planetary bodies
465	storms
455	health and disease
439	water resources
421	water supply and demand
421	cartography
421	endangered species

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