using natural gas to heat homes building dams to produce electricity cutting down trees to build new homes recycling paper to reduce the cutting of trees
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Human activities affect the natural environment in many ways. Which action would have a positive effect on the natural environment?
Possibilities:
- using natural gas to heat homes
- building dams to produce electricity
- cutting down trees to build new homes
- recycling paper to reduce the cutting of trees

recycling paper to reduce the cutting of trees