Sanaa Al-Hudaydah Aden Ibb
Dasht-e Kavir Arabian Desert Gobi Desert Sahara Desert
Somalia Saudi Arabia Oman Qatar
210 000 210 million 2.1 million 21 million
Aden Al-Hudaydah Sanaa Ibb
$29 000 $900 $19 000 $9 000
Cap-Vert Sinai Peninsula Cape Peninsula Horn of Africa
Arabian Sea Persian Gulf Red Sea Persian Gulf