Positive and negative effects in the environment

Riding ATV's on land:
Negative: The negative effect of riding ATV's on land is that you can run over tiny animals and destroy their environment and habitats. That is why you should always ride in roads.
Positive: The positive effect of riding ATV's on land is that

Wind Turbines from Wind Farms:
Positive: Wind turbines from wind farms are positive because they make energy

Flooding:
Negative: Flooding can be negative because it can destroy some of the animals habitats