Environmental damage allegedly caused bombs which hit El Nar oil field in Unity State on March 1
Environmental damage caused by bombs which hit El Nar oil field in Unity State on March 1, pictured on March 3, 2012. The South alleges Sudanese MiG warplanes bombed oil and water wells 74 kilometres (46 miles) inside its frontier while ground troops moved 17 kilometres into oil-rich Unity State.