Illinois State Conservation Areas
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https://cmr.earthdata.nasa.gov/search/concepts/C1214606896-SCIOPS.html
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资源简介：
Appropriate for use in local and regional thematic analysis.
Data are not accurate enough to be used as a geodetic or
engineering base. Intended to include representation for
each Conservation Area.
This data set shows state Conservation Areas in Illinois.
Digitized from maps provided by DNR, county plat books,
USGS TIGER files, and 1:24,000 quadrangle maps. Boundaries
are approximate and do not indicate ownership or property
boundaries. The Illinois Department of Conservation Land and Water
Report of 30 June 1994 was used as a reference.
none
提供机构：
SCIOPS
