Book excerpt: This text discusses smart grid technologies including home energy management systems, demand management systems, source-side management systems and communication technologies for power supply management, and supervisory control and data acquisition. It further covers applications of rooftop solar PV panels, rooftop solar heating systems, solar streetlights, solar traffic signal systems, and electrical demand management for smart cities. This book: · Includes design and implementation of intelligent and smart techniques using artificial intelligence, the Internet of Things, and machine learning for the development of smart cities. · Covers important topics including smart grid power supply, energy management, smart transport system, smart buildings, and traffic management. · Provides smart solutions for waste management, traffic, parking, energy, and health care system. · Highlights renewable energy applications including rooftop solar PV panels, rooftop solar heating systems, solar traffic signal systems, and electrical demand management. · Presents MATLAB-based simulations and results for smart cities solutions. It will serve as an ideal reference text for graduate students and academic researchers in the fields of electrical engineering, electronics and communication engineering, computer engineering, civil engineering, and environmental engineering.