Air pollution, biodiversity
Yes I think D is correct too.
<span>The most appropriate answer is thickness. Earth's atmosphere is thicker than Mar's atmosphere. This could be due to the fact that the earth is more massive amd can hold a thicker atmosphere. The Martian atmosphere is composed mostly of carbon dioxide. The atmosphere is thin and cold so liquid water would evaporate or freeze. </span>
Answer:
The continuing extraction of natural resources, notably coal, oil, and fossil fuel from the tar sands in Alberta, fuels a growing concern among many folks over global climate change. greenhouse emission, that's emitted once these resources area unit burned for his or her energy, is believed to contribute on to global climate change and therefore the rising of the Earths temperatures.
