The document discusses how Earth is uniquely suited for life, with trees playing a key role in maintaining the balance needed for life to exist. Trees are an essential part of the water and erosion cycles, and support life in forests. Without trees, there would be no life on Earth.

1. The World without Trees As far as we know our our Earth is the only planet containing life in the universe. This is possible because we are in a perfect position in the Solar System, and we have water, oxygen and the correct temperature, all because everything is in balance. This a fabulous place for life forms to survive.

2. How the earth cleans up our mess

3. The Water Cycle

4. Erosion

5. Life in a Forest

6. No trees – No life NOTHING