A. Add up individuals who came into the area because of reproduction or immigration
Desertification, non-reusable resource, fjord
I think it’s less than 10% of rain
I personally believe that the right answer is C. Other overpopulation results in more living organisms, and since the pollution has intoxicated the living, they die releasing the carbon into the soil. So there is high amounts of carbon and less of the organic compounds because the overdose on carbon.