U.S. Sen. John Barrasso

U.S. Sen. John Barrasso, R-Wyo., speaks during an inauguration event on Aug. 18, 2023, for the new Derecho supercomputer at the NCAR-Wyoming Supercomputing Center in the North Range Business Park west of Cheyenne.

CASPER — Across the U.S., there are hundreds of thousands of abandoned mineral mines that have left behind pockmarked landscapes, dangerous subterranean cavities and polluted waterways. It’s the result of an industry that went virtually unregulated for over two centuries.

Almost 50 years after the landmark Surface Mining Control and Reclamation Act (SMCRA), which created a fund to help reclaim abandoned mines, the issue is still far from resolved.

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