Copper is one of the main materials demanded by the transition to clean energy.. So much so that there are fears among several analysts that there will be enough supply of the metal to meet demand.

ANSWER

Chile. In addition tocurrently beingthe world's largest copper producer, it has by far the largest known copper reserves, with 200 million tons, or 23% of the world's total, according to the U.S. Geological Survey.

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