<descriptor thcode="1"><thesaurus thcode="1" name="Common geographic areas" scope="Names and identifiers of commonly-known geographic areas including oceans, continents, countries, states and provinces in North America, counties in the United States, USGS map quadrangles, and hydrologic units, nested and cross-referenced by overlap." creator="U.S. Geological Survey" rights="Public domain" edition="1.0" date="2002-03-21" codetype="alpha" prefix="geo" uri="http://www.usgs.gov/science/CommonGeographicAreas" tblname="geo" nonpref="geonp" relterm="geort" root_code="root" contact="pschweitzer"><category><term thcode="25" code="13" name="transitive" parent="12" scope="Narrower terms have an &quot;is a&quot; relationship with their broader terms, and generally can be described as part-of, type-of, or instance-of the broader term."/><term thcode="25" code="30" name="ambiguous labels" parent="26" scope="A given preferred label may be used for more than one concept in the thesaurus. A concept must be specified using its unique identifier (code). This may occur in the names of places or people."/><term thcode="25" code="4" name="place" parent="2" scope="Terms indicate extent in space, typically by reference as the names of geographic areas known from information that is stored elsewhere."/><term thcode="25" code="16" name="hierarchical" parent="11" scope="Substantive broader-narrower relationships exist among the terms."/><term thcode="25" code="13" name="transitive" parent="12" scope="Narrower terms have an &quot;is a&quot; relationship with their broader terms, and generally can be described as part-of, type-of, or instance-of the broader term."/><term thcode="25" code="30" name="ambiguous labels" parent="26" scope="A given preferred label may be used for more than one concept in the thesaurus. A concept must be specified using its unique identifier (code). This may occur in the names of places or people."/><term thcode="25" code="4" name="place" parent="2" scope="Terms indicate extent in space, typically by reference as the names of geographic areas known from information that is stored elsewhere."/><term thcode="25" code="16" name="hierarchical" parent="11" scope="Substantive broader-narrower relationships exist among the terms."/></category><altlabel><altlabel>Augmented FIPS 10-4 and FIPS 6-4</altlabel><altlabel>Augmented FIPS 10-4 and FIPS 6-4</altlabel><altlabel>CommonGeographicAreas</altlabel><altlabel>CommonGeographicAreas</altlabel></altlabel></thesaurus><term thcode="1" code="h07120003" name="Chicago" parent="h071200" scope="hydrologic unit"/><bt><term thcode="1" code="h071200" name="Upper Illinois" parent="h0712" scope="hydrologic accounting unit"/><term thcode="1" code="h0712" name="Upper Illinois" parent="h07" scope="hydrologic subregion"/><term thcode="1" code="h07" name="Upper Mississippi" parent="hroot" scope="hydrologic region"/><term thcode="1" code="hroot" name="US hydrologic units" parent="fUS" scope="hydrologic subregion"/><term thcode="1" code="fUS" name="United States" parent="fLD10" scope="country"/><term thcode="1" code="fLD10" name="North America" parent="fLD" scope="continent"/><term thcode="1" code="fLD" name="Land" parent="root" scope="continent"/><term thcode="1" code="root" name="Earth" scope="Common geographic areas focused on the US"/></bt><rt><term thcode="1" code="q42088SWD2" name="Beecher East" parent="q42088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088SWC2" name="Beecher West" parent="q42088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWB2" name="Berwyn" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWC3" name="Blue Island" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWD4" name="Calumet City" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWC1" name="Chicago Loop" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f17031" name="Cook" parent="fUS17" scope="county"/><term thcode="1" code="q42088SWD1" name="Dyer" parent="q42088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWC2" name="Englewood" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43088SWC4" name="Evanston" parent="q43088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088SWB1" name="Frankfort" parent="q42088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWF4" name="Gary" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="p2097" name="Glenview Naval Air Station (Closed)" parent="p24" scope="Navy"/><term thcode="1" code="p2098" name="Great Lakes Naval Training Center" parent="p24" scope="Navy"/><term thcode="1" code="q42088NWC4" name="Harvey" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWE4" name="Highland" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43088SWB3" name="Highland Park" parent="q43088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43088SWC3" name="Highland Park Oe E" parent="q43088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWD2" name="Jackson Park" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f17097" name="Lake" parent="fUS17" scope="county"/><term thcode="1" code="f18089" name="Lake" parent="fUS18" scope="county"/><term thcode="1" code="q42088NWD3" name="Lake Calumet" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43088SWA2" name="Libertyville" parent="q43088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWB3" name="Palos Park" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43088SWB4" name="Park Ridge" parent="q43088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWB1" name="River Forest" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088SWE1" name="Saint John" parent="q42088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088SWC1" name="Steger" parent="q42088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWB4" name="Tinley Park" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43088SWA1" name="Wadsworth" parent="q43088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43088SWB2" name="Waukegan" parent="q43088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q43088SWA3" name="Wheeling" parent="q43088SW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="q42088NWE3" name="Whiting" parent="q42088NW" scope="quadrangle 1:24,000 scale"/><term thcode="1" code="f17197" name="Will" parent="fUS17" scope="county"/></rt></descriptor>