Mountaintop Mining A Perspective from David Hartos, Physical Scientist U.S. Department of Interior - Office of Surface Mining Reclamation and Enforcement.
History Tidbits. Over the years, both the federal and state governments have attempted to tackle Pennsylvania’s AML problem. For example, Pennsylvania.
The Formation of Abandoned Mine Drainage The Definition and Causation of Abandoned Mine Drainage Lessons Prepared by Trout Unlimited With Funds from Pennsylvania.
History Tidbits
