This book begins by introducing digitization in sustainable development, discussing impacts on poverty, innovation, and infrastructure in the Age of Industry 4.0, and highlighting the development of interactive AI-powered environmental sustainability green models to reform the conservative business. It further covers important topics such as integration of AI technologies with digitization, green innovation, and ethical governance frameworks to build intelligent, inclusive, and eco-conscious business ecosystems, and smart energy management systems for developing green supply chains and smart cities with advancing sustainability. Key Features: Presents the role of digitization and AI technologies in enabling sustainable development across diverse sectors and business models in the Business 4.0 landscape. Highlights AI-powered innovations such as explainable AI, fuzzy logic systems, and intelligent manufacturing for sustainable infrastructure, consumer behavior, and business transformation. Explores how accessible digital tools and small-scale digitization empower green entrepreneurship, ESG integration, and inclusive economic growth, especially in emerging economies and micro-businesses. Demonstrates how AI can strengthen cybersecurity, optimize smart transportation systems, and support ecosystem preservation through IoT, robotics, and sustainable packaging. Addresses ethical, social, and policy considerations of AI in business sustainability and anticipates future developments toward Business 5.0. The text is primarily intended for graduate students, academic researchers, and industry professionals in fields such as computer science, business studies, information systems, digital transformation, and sustainability studies.