Forestry

1. Uses of Trees

1.1. For paper and homes

1.1.1. Plant trees

1.1.1.1. Oxygen produced

2. Main Forests

2.1. Amazon

2.1.1. Daintree Forest

2.1.1.1. Xishuangbanna Tropical Rainforest.

3. Mathmetics

3.1. Measuring Trees

3.1.1. How Long do trees last?

3.1.1.1. How much oxygen they produce

4. Deforestation

4.1. Trees cut

4.1.1. How to prevent