B1. Decarbonize municipal operations by improving the energy efficiency of facilities and infrastructure and transitioning to low-carbon energy sources. B2. Support retrofits of existing homes and buildings by providing education, resources, and incentives for energy efficiency improvements and switching to low-carbon energy sources. B3. Implement policy to require all new homes and buildings to be net-zero energy ready and zero carbon. B4. Support the development of locally-generated renewable energy systems.