Controversial coal-extraction method

This crossword clue is for the definition: Controversial coal-extraction method.
it’s A 36 letters crossword puzzle definition.
Next time, when searching for online help with your puzzle, try using the search term “Controversial coal-extraction method crossword” or “Controversial coal-extraction method crossword clue”. The possible answerss for Controversial coal-extraction method are listed below.

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Possible Answers: STRIP MINING.

Last seen on: LA Times Crossword 23 Oct 18, Tuesday