Mayor David Narkewicz of Northampton, Massachusetts outlines the city's focus on sustainability across many areas. These include compact mixed-use development with affordable housing and transit access, complete streets and multi-use trails, climate action plans to reduce energy use, supporting the local economy and jobs, funding for arts and culture, ensuring equity and community involvement, public health initiatives, conserving natural areas, and using data-driven management. The city aims to continue expanding these efforts going forward.