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.
<u>Answer and Explanation:</u>
The mechanism which is responsible for moving the plates that bring change in the position of the continents is the convection in the asthenosphere.
Henry Hess, a geologist and an American Navy officer in the World War II, discovered that the sea floor and the the Mid Atlantic Ridge is spreading which helped the the scientists in studying and understanding the mechanism of how the plates move.
Explanation:
Pretty sure the answer is D if not its B
I'm pretty sure it is just the economy