Apr 20, 2012 (BUSINESS WIRE) --CSX Corporation: What: For the fifth time, CSX Corporation (NYSE: CSX) and City Year will join thousands of volunteers in a massive cleanup of the Anacostia River and its tributaries in honor of Earth Day. Volunteers at nearly 40 sites in DC and Maryland will remove trash and debris from the Watershed. A celebration following the cleanup will be part of The Nature Conservancy's world... More...