News & Publications

TRB Publishes Update on Environmental Issues in Aviation

On September 17, 2009, the Transportation Research Board published Circular No. E-C138, Critical Issues in Aviation and the Environment 2009.  The Circular provides an update on significant developments in key areas including noise, air quality, climate change, water quality, alternative fuels, sustainability, and environmental review.  The Firm's own John Putnam contributed to several chapters.