The present book is compilation of the reports presented during an international workshop on cleaner Production & Energy Conservation organized by the NAM S&T centre at Cochin. This book is a compilation opt the articles in this publication have touched upon various aspects of cleaner production, energy needs and impacts, the challenges to science and technology, energy policies established in their respective countries with an analysis of its prospects and challenges, present status, achievements, Government's initiatives and future trends towards energy conservation for sustainability.