There numerous of them but some of them would be contaminated soil which can be followed with altered soil chemistry that contains fewer soil organisms that are essential. The third one would be surface runoff due to extensively modified hydrology of the area.
Answer:
The populations of different artic animals would start to decrease because of the lack of land and food.
46 chromosomes. Each consisting of one chromatid
the nitrogen cycle involves decompisition. and the waste from the animals is then turned into nitrogen.
The answer is chloroplasts
