12 Green Guidelines

12 Green Guidelines lays out a dozen key features that constitute sustainable cities. These guidelines fall into three key categories: urban form, transportation, and energy and resources. These guidelines are beneficial, measurable, and practical, and they concisely describe the foundations of sustainable urban development. This report defines each of these guidelines; provides a rationale; explains the key economic, environmental, and social benefits; provides a brief case study; and lists key best practices for optimal implementation.