USGS - science for a changing world

Science Topics

Science Topics term usage 2009-10

This analysis excludes the activity of search-engine spiders, USGS users, and transactions resulting in errors.

Scripts used

208396science
30260combine
6896kwic

Browse terms chosen

(Table shows only the 40 most frequently chosen terms.)

40403earthquakes
19406earthquake occurrences
11199volcanoes
8422maps and atlases
5237real-time monitoring and reporting
3754mineral resources
3525climate change
3208floods
2932energy resources
2860topographic maps
2748map interfaces
2712water quality
2544ground water
2305surface water (non-marine)
2178contamination and pollution
2133remote sensing
2116geospatial analysis
2068invasive species
1923avian influenza
1897droughts
1794earthquake probabilities
1542geologic maps
1359environmental health (human)
1347fires
1226seismology
1063human impacts
861life sciences
853oil resources
766acid deposition
739natural resources
725earth structure
692tectonic processes
676volcanic activity
647global warming
636health and disease
610animals
605river systems
575geologic processes
567land use and land cover
546topics

KWIC index letters chosen

bar graph showing usage of each letter

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Page Last Modified: Monday, 02-Nov-2009 11:58:22 EST