Back to the resource library Earthworks 2011 Annual Report October 12, 2012 | Share: Download See All Related Resources Comments on Allegheny County Board of Health EQT Leto Dehydrator Air Quality Permit Comments on Colorado’s Air Toxics Rules Filtered Tailings in Indonesia: The Catastrophic Failure of a Disruptive Technology Tailing yang Difilter di Indonesia: Kegagalan Katastropik dari Sebuah Teknologi Disruptif