Coal mining video clip

What significant change in mining technique occurred in West Virginia by the 1970s?

• Implementation of safer tunneling methods

• Start of mountaintop removal mining

• Use of more advanced drilling equipment

• Introduction of underground mining

Based on the video clip, what is the name of the large mountaintop mine in West Virginia?

• Mountain King

• Appalachian Giant

• Hobet 21

• Coal Crown

What is the primary purpose of the activities in mountaintop removal mining?

• To study geological formations

• To uncover valuable seams of coal

• To develop new residential areas

• To create new habitats for wildlife

Tags

NGSS.MS-ESS3-3

How many local streams have been destroyed due to mountaintop removal mining?

• more than 10,000

• 3000 -4000

• very few

• between 500-1000

Tags

NGSS.MS-LS2-4

What is a major environmental cost of surface mining in West Virginia?

• Increased air pollution

• Decrease in annual rainfall

• Disappearance of 500 mountains

• Rise in local temperatures

Tags

NGSS.MS-ESS3-4

What happens to the earth removed during mountaintop removal?

• It is used to create artificial islands

• It is transported to other states for disposal

• It is dumped into nearby valleys

• It is processed to extract rare minerals

Why is surface mining considered safer for miners?

• Because it is done in open spaces

• Because it uses less explosive material

• Because it requires fewer workers

• Because miners do not have to work underground