Answer:
As not to tax their environment, they practice a type of cultivation known as shifting cultivation.
Step-by-step explanation:
- Shifting cultivation is otherwise called as swidden agriculture. It is also called as rotational farming in which the land is cleared by fire for the cultivation and after left it to regenerate for few years .
- This type of farming include the cultivated plots and the lands which temporarily allowed to retain their naturality when they are moved to other part.