Elsevier, Meeting SDGs in Smart City Infrastructures, Federation, Interoperability, and Discoverability, Smart Cities, 2026, Pages 151-189This chapter supports UN SDGs 11, 7, and 3 by discussing how AI can improve various aspects of urban planning, transportation, public safety, and environmental management to create more livable and sustainable cities; highlighting AI as a key enabler for optimizing energy distribution, identifying areas for conservation, and integrating renewable energy sources to help cities achieve climate-neutrality goals; and explaining how AI can enhance healthcare services through personalized monitoring, diagnosis, and treatment, as well as improve access to basic healthcare for citizens.