Anadarko Petroleum Corporation (Anadarko) is an independent oil and natural gas exploration and production company. Anadarko�s asset portfolio includes UNITED STATES onshore resource plays in the Rocky Mountains area, the southern United States, the Appalachian basin, and Alaska. It is also an independent producer in the deep-water Gulf of Mexico, and has production and exploration activities worldwide, including activities in Algeria, Mozambique, Ghana, China, Brazil, Kenya, Cote dIvoire, Liberia, Sierra Leone, New Zealand, Colombia, South Africa, and other countries. Anadarko operates in three segments: Oil and gas exploration and production, Midstream and Marketing. The Company�s midstream segment engages in gathering, processing, treating, and transporting oil, natural-gas and natural gas liquids (NGLs) production. Anadarko actively markets oil, natural gas, and NGLs in the United States; oil from Algeria, China and Ghana.