What is a huge source of methane gas? *

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this

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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.

a lot of people sadly don't know the best way to learn is cheating off of your friends or this amazing thing called google