Social and Behavioral Sciences Commons^™

Valuing The Public Benefits Of Green Roofs, Noelwah R. Netusil, Sahan Dissanayake, Lauren Lavelle, Amy W. Ando

Economics Faculty Publications and Presentations

Green roofs are being incorporated into stormwater management programs around the world. While numerous studies have estimated the private benefits to the owners and residents of buildings with green roofs, the value of the multiple public benefits received by non-building residents are less well known. We use a choice experiment survey to estimate the public benefits for a proposed green roof program in Portland, Oregon, USA. These benefits include reduced combined sewer overflows, reduced urban heat island effects, and an increase in pollinators such as birds, bees and butterflies. Past investments in stormwater infrastructure have exposed some residents to poor …