This document summarizes a presentation made to the Miami Dade County League of Cities about sustainability best practices for cities. It defines sustainability as meeting present needs without compromising future generations' ability to meet their own needs. It discusses how climate change will impact cities and key elements of a sustainable city. It outlines how a city can become sustainable through a climate action plan, long-range adaptation plan, and green master plan. The presentation uses Doral, Florida's green master plan and long-range adaptation plan as examples. It discusses benefits of sustainability initiatives including cost savings and improved quality of life.