Scott Morrissey, Sustainability at Denver International Airport, The Solutions Journal, Volume 10, Issue 1, January 2019, ( Abstract: Introduction A frequently heard cliché in the airport industry is that “an airport is like a small city.” Denver International Airport (DEN), the fifth-busiest airport in the United States, is more like a medium-sized city with almost 200,000 passengers and employees using the facility each day. The parallels between a city and an airport are especially compelling as they relate to sustainability. Airports build facilities, use energy, generate waste, and set guidelines that influence the work of hundreds of business partners. An airport’s scale and function as a community gathering space provides unique opportunities for both leading by example and education through customer-facing activities such as recycling and composting, electric vehicle charging, and reusable water bottle filling stations. In all these areas and more, DEN acts with a focus on sustainability. DEN opened in February 1995 as the first major airport built in the United States in decades, and many … Topics: Sustainability