planting more trees burning less fossil fuel reducing beach erosion increasing water runoff
I gave my students this multiple choice question: Humans can do many things to impact the environment. Which of these is an example of how humans negatively impact the environment?

Only one answer is correct among these 4 choices:
- planting more trees
- burning less fossil fuel
- reducing beach erosion
- increasing water runoff

Could you tell me which one is correct?

increasing water runoff