<span>The answer is letter c. Artificial erosion causes a loss of fertile soil. Natural erosion is considered to be a beneficial process, since it helps create more fertile soil. While an Artificial Erosion causes fertile loss on the soil, artificial erosions causes drastic changes to the whole soil, that causes infertile soil.</span>
The carbon cycle ensures that living things have a continual source of hydrogen. The carbon cycle helps transport nutrients in bodies of water.
