Southwest Asia The Middle East Physical Geography Arabian Peninsula: Surrounded by water on three sides Tigris and Euphrates rivers are the only water source Between the partly folded Arabian Plate and Eurasian Plate are huge reserves of oil Oil Many countries in Arabia rely on oil and natural gas to meet their needs Also, rely on foreign workers The rest of the world relies on these countries for oil supply Is the oil supply going to last forever? Source: Mike Horn OPEC The Organization of the Petroleum Exporting Countries Coordinate and unify oil policies Vast Deserts and Scarce Water Most of Arabia and Iraq is desert Farming is possible in the mountains of Yemen The Tigris and Euphrates rivers are the most important sources of water The driest countries depend on seawater that has been stripped of its salt Population High population due to high birth rates and guest workers Most people live in the urban areas (cities) Why would most people live in cities? What do the cities have?