Across
- 3. Largest dry desert on Earth
- 5. Know as "Europe's Hermit"
- 6. Western river in Mesopotamia
- 12. Babylonian king that wrote a code of laws
- 13. First group living in Mesopotamia
- 14. Largest rainforest on Earth
- 15. Union Communist state of Russia
- 16. Process of an area becoming a desert
Down
- 1. Cutting down trees and not replacing them
- 2. Kings were referred as this, which meant "big man"
- 4. Worlds deepest freshwater lake (located in Russia)
- 7. Largest nation in the world
- 8. Nuclear disaster plant in Ukraine
- 9. Early form of writing using wedge-shaped inscriptions
- 10. Eastern river in Mesopotamia
- 11. Contamination from factories, cars, humans, etc