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Use / Land Cover Change USGCRP Fiscal Year 2002
Accomplishments||| Search| Land Use / Land Cover Change | The
following are some of the USGCRP's major accomplishments related
to Land Use / Land Cover Change during Fiscal Year 2002:
National Land Cover Database: A 1992 National Land Cover
Database (NLCD) was completed, validated to determine accuracy,
and released via a seamless Internet map server. The development
of the NLCD was supported by four USGCRP agencies. The NLCD was
produced using 1992 Landsat Thematic Mapper satellite data; it
included the categorization of 21 general land cover types,
spanned the 48 contiguous states, and had 30- meter spatial
resolution. The dataset was designed to support a wide range of
environmental assessments, including analysis of the rates of
land cover change, impacts of land cover change on water
quality, and the evaluation of ecosystem form and function. Its
national and regional applications include waters