Question

Orly wants to reduce her contribution to the greenhouse effect. What could she do?
1. grow crops without using fertilizers
2. use an electric car instead of a gasoline-powered car
3. cool her home using CFC-based refrigerants
4. burn natural gas without a carbon-dioxide filter

Answer 1

Answer:

2. use an electric car instead of a gasoline-powered car

Answer 2

Answer:

2. use an electric car instead of a gasoline-powered car

Explanation:

If Orly wants to reduce her contribution to the greenhouse effect, she should use an electric car instead of a gasoline-powered car.