Earth Conservancy is a nonprofit formed in 1992 to reclaim abandoned mine lands in Luzerne County, Pennsylvania. It has reclaimed over 1,600 acres at a cost of $31 million. Key projects include developing a land use plan, creating recreational parks, building a compost facility, and treating acid mine drainage. The document describes Earth Conservancy's history and mission, land use planning efforts, and examples of reclamation projects like passive treatment systems and constructing a new system using Maelstrom Oxidizers to treat water from the Askam Borehole.