This book is about green chemistry and sustainable development. It covers principle of green chemistry as well how green chemistry is important in nowadays scientific research. This book is beneficial for researcher, PG and UG students. The book content Principles of green chemistry, Green Chemistry and Sustainable Development, Designing Products under the Holistic Approach: "Cradle to Cradle", Scientific Areas for Practical Applications of Green Chemistry, Use of alternative Basic Chemicals as Feed stocks in Chemical Industry and Research, Green Synthesis, Applications of New Methodologies in synthesis of chemical compounds and Photo catalysis, Microwave techniques and ultrasonics.