An important effect that hunter-gatherer societies may have had on the environment was. A. soil erosion
B. extinction
C. air pollution
D. All of the above

option D all of the above

silty loam

hope this

glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.