Green Synthesi s provides a comprehensive overview of sustainable chemical innovations that are reshaping science and industry. Covering ten chapters written by experts, the book explores eco-friendly synthesis of organic compounds, polymers, bioplastics, pharmaceuticals, agrochemicals, dyes, pigments, photocatalysts, and carbon-based nanomaterials. Each contribution balances fundamental concepts with practical insights, including renewable feedstocks, catalysis, and applications in the circular economy. By integrating theory, case studies, and emerging methodologies, the volume demonstrates how green chemistry can enhance efficiency while reducing environmental impact. This book is an essential resource for graduate students, academic researchers, and industry professionals seeking to adopt environmentally responsible practices in chemical synthesis and material development.