1. Lessons in bipartisanship: the 1990 Clean Air Act amendments
2. The Amendments began the phase out in two stages. Phase I began in 1995 and affected coalburning utility plants in twenty-one states. Phase II began in 2000 and targeted facilities in 47 states. In 2010, the Amendments capped sulfur dioxide at half of its 1980 levels. Emission and Compliance Data;Byron Swift;How Environmental Laws Work: An Analysis of the Utility Sector's,2000
3. A Market-Based Solution to Acid Rain: The Case of the Sulfur Dioxide (SO2) Trading Program;Kathy Kanwalroop;J. Pub. Pol'y & Marketing,1999
4. Fundamentals of a Successful Monitoring, Reporting, and Verification Under a Cap-and-Trade Program;C F R;56 J. Air & Waste Mgmt. Ass'n 1576,2000
5. The program continued to achieve 100 percent compliance in 2009, the year before the statutory cap took effect;Emission, Compliance, and Market Analyses,1999