Denbury Resources, Inc. engages in the acquisition, development, operation, and exploration of oil and natural gas properties in the Gulf Coast region of the United States, primarily in Louisiana, Mississippi, Alabama, and Texas. It holds interests in the Barnett Shale area in north central Texas; land and marshes of south Louisiana; and carbon dioxide reserves in the east of the Mississippi river. As of December 31, 2006, the company had 721 gross oil producing wells and 402 gross natural gas producing wells; and approximately 126,185 MBbls of proved oil reserves and 288,826 MMcf of proved natural gas reserves. Denbury Resources was founded in 1951 and is headquartered in Plano, Texas.