(Answered) Watch the video titled why we need rare earth elements

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Watch the video titled "Why We Need Rare Earth Elements" identify at least one 1 challenge that is associated with mining rare earth elements. Suggest one way for the government to mitigate the challenge in question. Fresh water is vital resource. Is it possible to use icebergs as a source of freshwater? What obstacles technological, social, environmental &a political do you foresee for such an endeavor

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