This document discusses success stories of local communities in Europe transitioning to more sustainable energy sources. It notes that renewable energy provides energy security and local economic benefits through jobs. Energy efficiency saves money while reducing carbon emissions helps mitigate climate change. Local sustainable energy actions bring additional benefits like stimulating local development, improving quality of life, and encouraging innovation in technologies and business models. Local governments can support this transition through projects like SolarRegion Freiburg in Germany, Roma per Kyoto in Italy, and initiatives in the Helsinki Metropolitan Area.