Mark A. Engle J.C. Hower J.M.K. O’Keefe L.F. Radke E.L. Heffern A. ter-Schure G.B. Stracher A. Prakash Yomayra A. Roman-Colon Ricardo A. Olea Allan Kolker 2009 <p>No abstract available.</p> application/pdf en University of Pittsburgh Measuring CO2 emissions from coal fires in the U.S. text