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Topics
Themes, subjects, and concerns for which USGS information resources are relevant.
Subtopics:
Elements
(9 items)
Recreation
(2 items)
Agriculture
(7 items)
Biological and physical processes
(532 items)
Culture and demographics
(9 items)
Earth characteristics
(263 items)
Global change
(10 items)
Hazards
(105 items)
Health and disease
(61 items)
Human impacts
(82 items)
Information system design and development
(25 items)
Instrument design and development
(13 items)
Land use and land cover
(48 items)
Map coordinate systems
(3 items)
Contamination and pollution
(109 items)
Natural resource exploration
(10 items)
Natural resource extraction
(20 items)
Natural resources
(452 items)
Organism groupings (non-taxonomic)
(150 items)
Organisms
(229 items)
Planetary bodies
(14 items)
Population and community ecology
(292 items)
Scientific careers
(8 items)
Water properties
(40 items)
Water quality
(254 items)
Water supply and demand
(55 items)
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