This book highlights tangible advantages by illustrating methods that facilitate cleaner energy production, enhanced environmental monitoring, and stronger ecological management. Smart Environment and Green Technologies offer a curated collection of studies aimed at promoting environmentally friendly, intelligent and resource-efficient solutions. This book includes contributions that blend AI-based modelling, IoT-integrated sensing, eco-friendly materials, renewable energy innovations, and sustainable economic plans. These showcasing strategies can be employed to tackle environmental, industrial and urban issues. Each section presents straightforward methodologies, proven outcomes and frameworks that help readers convert scientific knowledge into practical applications. Aimed at researchers, professionals and decision-makers, this compilation serves as a solid base for the creation and enhancement of advanced environmental and sustainable economies. By offering an interdisciplinary viewpoint, this book reinforces the journey towards a more sustainable, intelligent and eco-friendly future.