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Economists may disagree over the magnitude and timing of America’s future growth in electric vehicle production, but it’s clear that a shortage of vital metals for batteries is a potential threat of crisis proportions sufficient to justify action now.

There are two ways to address this. One is increased domestic mineral mining; the other is increased imports from neighboring and friendly countries. But the best way, the one that makes the most sense, is a combination of the two.

Robert W. Chase, Ph.D., P.E., is a retired professor and chair of the Department of Petroleum Engineering and Geology at Marietta College in Marietta, Ohio.

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