American Lung Association Welcomes EPA Proposal to Clean Up Locomotive and Marine Diesel Engines (U.S. Newswire via Yahoo! News) The American Lung Association welcomed a long overdue proposal by the U.S. Environmental Protection Agency to clean up locomotive and marine diesel engines. Locomotive and marine engines are a major source of air pollution across the country. Their emissions cause thousands of premature deaths each year. Although the rules were slated for completion last year, EPA is not expected to issue final ... [News Source]