With increasing environmental pressures and continuing challenges facing industrial sectors in waste management, waste recycling and industrial waste treatment have become a topic of utmost importance to ensure environmental sustainability and enhance economic efficiency. This course aims to provide participants with an in-depth understanding of the latest technologies and practices used in the treatment of solid, liquid and gaseous waste. It also highlights the use of cleaner technology as a comprehensive approach to reduce environmental impacts and achieve compliance with international environmental standards. The course covers a variety of key topics, including efficient waste sorting and recycling methods, industrial water treatment technologies, and gaseous emission reduction solutions. Emphasis will also be placed on the economic benefits of adopting environmentally friendly industrial processes, and the role of technological innovation in transforming environmental challenges into opportunities for sustainable growth. With its rich and diverse content, the course aims to enable participants to apply the acquired knowledge to improve the environmental performance of their industrial sectors and enhance social responsibility towards society and the environment.