This document summarizes a presentation on climate change and sustainable energy. It discusses delivering on reducing demand, decarbonization, and decentralization of energy. It highlights the addiction to fossil fuels and reasons of running out of accessible fossil fuels, climate change impacts of burning fossil fuels, and energy security issues with dependence on imports. Experts emphasize the urgency of acting now on climate change and meeting future demands for food, water, and energy while addressing climate change. Collaboration between local authorities is discussed to rapidly establish capacity to reduce greenhouse gas emissions through funding projects, sharing best practices, and coordinating partnerships.