Somalia m of proven natural gas reserves. Due to its proximity and geological similarity to the oil-rich Gulf Arab states such as Yemen, energy industry representatives believe that the nation contains substantial unexploited reserves of oil. However, the presence or extent of proven oil reserves in Somalia is uncertain. The CIA asserts that there are no proven reserves of oil in the country, while UNCTAD suggests that most proven oil reserves in Somalia lie off its northwestern coast, in the Somaliland region. A survey of the horn of Africa Africa by the World Bank and UN ranked Somalia second only to
Geology of Somalia and island arcs. In the Early Jurassic, the supercontinent Gondwana, which included Africa, began to break apart. The marine transgression of the Tethys Ocean flooded large parts of East Africa and Arabia and new sedimentary rock units were deposited. In the west of Somalia, the Cretaceous at the end of the Mesozoic brought crustal upwarping, which is preserved in the Yesomma Sandstone. Two major sedimentary basins began to form in Somalia during the Mesozoic, the Somali Coastal Basin and the Luuq-Mandera Basin, both filled with up to five kilometers of sedimentary rock. The basins formed due to the movements of