We are the only planet in the solar system that has trees .
If we didn't have trees we would have died.
If we chop to many trees we could loose oxygen.
If we were in gas or liquid we could be in space.
rock lets us grow trees, plants and garss we can eat food.
We need rock so we can build buildings like towers shelter and even
If we didn't have animals we wouldn't have lots of food.
We do not no where did the animals come from did it come from god or was it in the dinsoiur ages.
Animals can be use for farming meat all kinds of stuff.