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