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The 1,865 mile long (3,033 km) '''Rio Grande''' is one of the longest rivers in [[North America]]. The river flows south from the San Juan Mountains in southwest [[Colorado]] to southwest [[Texas]], then flows southeast, with the remaining 1,250 miles of the river forming the border between the [[United States]] and [[Mexico]]. The river empties into the [[Gulf of Mexico]] near Brownsville, [[Texas]], and Matamoros, Mexico. <ref> http://www.nps.gov/ </ref> <ref> http://www.newmexico.org </ref>  The river has long been used for irrigation of farmlands. <ref> http://www.unm.edu </ref>  

The 1,865 mile long (3,033 km) '''Rio Grande''' is one of the longest rivers in [[North America]]. The river flows south from the San Juan Mountains in southwest [[Colorado]] to southwest [[Texas]], then flows southeast, with the remaining 1,250 miles of the river forming the border between the [[United States]] and [[Mexico]]. The river empties into the [[Gulf of Mexico]] near Brownsville, [[Texas]], and Matamoros, Mexico. <ref> http://www.nps.gov/ </ref> <ref> http://www.newmexico.org </ref>  The river has long been used for [[irrigation]] of farmlands. <ref> http://www.unm.edu </ref>  

The [[National Park Service]] working under the U.S. Department of  

The [[National Park Service]] working under the U.S. Department of  

the Interior is the government agency responsible for overseeing the river and maintaining the lands around the river.  

the Interior is the government agency responsible for overseeing the river and maintaining the lands around the river.