Answer:
The troposphere is denser than all its overlying atmospheric layers because a larger atmospheric weight sits on top of the troposphere and causes it to be most severely compressed. Fifty percent of the total mass of the atmosphere is located in the lower 18,000 ft of the troposphere.
Explanation:
Answer:
Clean trash, stop littering, clean the oceans
Answer:
serves as shelter for rare
species of butterfly Herbaceous
Explanation: