The document discusses reasons to support renewable energy development globally. It notes trends in global population, economic growth, and energy consumption pointing to increasing demand. Charts show the majority of current energy comes from fossil fuels but renewable sources are growing. Successful examples of countries like Iceland and Denmark meeting most energy needs from renewables are mentioned. Major organizations are now supporting strong climate agreements and transitioning away from fossil fuels due to economic and security risks of climate change. The goal of powering the world completely with wind, water, and solar is evaluated as technologically and economically feasible if key social and political barriers can be overcome.