| A | B |
| Sahara Desert | largest desert in the world |
| Mesopotamia | "land between two rivers" |
| wadis | riverbeds that remain dry except during the rainy season |
| Suez Canal | connects the Red Sea to the Mediterranean Sea |
| Hindu Kush | mountain range located in Afghanistan |
| Dead Sea | saltiest body of water & lowest elevation on Earth |
| Jerusalem | capital of Israel |
| Riyadh | capital of Saudi Arabia |
| Cairo | capital of Egypt |
| water | most scarce natural resource |
| oil | most profitable natural resource |
| desert | major biome or climate in the region |
| Rub-A-Khali | desert in Saudi Arabia, Empty Quarters |
| Desalination | process of removing salt from seawater |
| Baghdad | capital of Iraq |
| oasis | area in the desert where water is found |
| renewable resources | resources that can replenish themselves |
| non-renewable resources | resources that can not be replenished |
| ergs | high shifting sand dunes |
| regs | stony, gravel plain, desert pavement |
| depressions | large low areas in the desert, craters |
| Strait of Hormuz | connects the Persian Gulf to the Gulf of Oman |
| Persian Gulf | a main trade route for Middle East oil |
| Salt Flats | created by the evaporation of moisture |
| Red Sea | is getting larger due to a divergent boundary |
| exoctic rivers | rivers that begin in humid areas but flow thru dry regions |
| fossil water | pumped from undergrounf aquifers |
| Aswan High Dam | increased Egypt's arable land by 50% |