DEN is world-renowned for its pioneering Environmental Management System (EMS), which provides a systematic approach to managing the airport’s environmental impacts and to promoting and encouraging continual environmental performance improvement.

• In 2004, DEN became the first commercial airport in the country to attain ISO 14001 certification for its Environmental Management System, which encompasses all activities within the 34,000-acre site
• First U.S. airport to be accepted into the Environmental Protection Agency’s National Environmental Performance Track Program (2006)
• Received the FAA Environmental Stewardship Award (2007)
• Accepted into Colorado’s environmental leadership program as a Gold Level member (2004)
• Active participant in local and state sustainability initiatives, including Greenprint Denver and Colorado Action Climate Plan
• DEN recycles more than 19 materials on a regular basis as part of standard airport operations
• The DEN fleet is 100 percent alternative and includes vehicles powered by compressed natural gas, hybrid technology and biodiesel
• DEN completed its two megawatt solar power system in 2008, a 1.6 megawatt array in 2010 and plans to complete a 4.4 megawatt array in 2011
• Participates in the Global Reporting Initiative and Sustainability Guidelines for Airports to create a customized set of reporting indicators for airports

FasTracks – Rail Service from DEN to Downtown Coming Soon

As part of metropolitan Denver’s FasTracks commuter- and light-rail expansion program, an eco-friendly airport commuter train is set to go into operation in 2015. The train will whisk passengers between the airport and Downtown Denver’s Union Station in less than an hour—relieving commuter traffic on Denver’s highways and roads and providing a real, green alternative mode of transport to cars and buses.

Download Denver International Airport’s 2009 Sustainability Summary [pdf].