This document can also be found on the official website of the Shelter Cluster: https://www.sheltercluster.org/. UN Habitat SHERPA is an easy to use self-evaluation tool for actors involved in the planning, design, construction and assessment of housing projects. SHERPA assesses housing projects, helping to improve sustainability across site selection, the design process, as well as the life cycle and recyclability of building materials used. This resource is part of the collection "Environmental considerations in shelter and settlement programming". Collections are monitored daily and new content is added.