Across
- 7. Power stations make this so we can use electrical devices at home
- 8. Trees breath out this gas
- 9. We need this to be clean to breath
- 10. When a species of animal no longer exists
- 11. This type of bear is losing its habitat because of the north pole melting
Down
- 1. The place where animals live is called their ______
- 2. Animals need this for drinking
- 3. "__________ warming" means that the Earth is getting warmer
- 4. To plant a forest of trees is called forestation, but cutting down a forest of trees is called ________
- 5. This is the gas that comes out of cows' bottoms and pollutes the air and helps cause global warming
- 6. This is when clean water or air gets dirty
- 9. This South American rainforest is the largest in the world