In present scenario, the new and renewal energy sources acquired a significant of eco friendly nature & freely available. Our environment becomes much of polluted because of use of conventional fuel. Now we have to think about the utilization of eco friendly energy sources. Thus, there is an urgent need to consrve our environment by utilizing the new and renewable energy sources scientifically and managerially. An integrated approach should be appraised in this context for economic and overall development of the nationa. In order to expose youth, this book has been written for a foundation course both at school & college levels. There is an inclusion of major aspects of the subjecys such as solar energy, solar thermal energy, solar photovoltaic technology, wind energy, biogas technology, geothermal & ocean energy. All the information constituted in this book has been discusse with suitable updated recent information and easy to understand illustration, figures, tables, flow charts etc. which made the subject very cleare and useful. Adjacently, this book covers the basic terminology as well as question bank.The authors hope that this book will raise a helpful hand for students and serve as a guide and ready source for competative examination such as GATE, NET, ICAR etc.

Dr. N. Rathore is presently working as Dean, College of Dairy & Food Science Technology, Maharana Pratap University of Agriculture & Technology, Udaipur. He has cast experience as Head of the Department, Associate Professor and Research Engineer in Department of Renewable Energy Sources, College of Technology and Engineering, M.P.U.A.T. Udaipur. He did his M.Tech from I.I.T Delhi with specialization in Energy Studies and Ph.D. from Rajasthan Agriculture University. He is keenly onterested in persuing studies in scientific fields of new & renewable energy sources, environmental issues etc. His contribution of more than 125 technical papers and 38 books on various aspects of this subjects is remarkable.
Er. Chetan Baliram Khobragade completed Degree of Bachelor in Agricultural Engineering from Dr. Panjabrao Deshmukh Krishi Vidhyapeeth, Akola (Maharashtra) and Degree of Masters in Agricultural Engineering with specialization in Renewable Energy Sources with distinction from College of Technology & Engineering, M.P.U.A.T., Udaipur (Rajasthan). He qualified GATE & ICAR examination in 2005. He has published two research papers & more than five abstracts on the subject of Renewable Energy. Presently, he is working as Senior Research Fellow in Solar Energy Project.
Dr. Bhawana Asnani working as Senior Research Fellow in NABARD sponsored project “Industrial level drying system under RIF scheme”. She has also worked for “All India coordinated Research Project (AICRP) in Department of Family Resource Management, College of Home Science, M.P.U.T, Udaipur. She has accomplished her B.Sc. (H.Sc.) Honours, M.Sc. (H.Sc.) and Ph.D. from College of Home Science with merit scholarship. She has contribute 1 booklet, 4 folders, 3 research papers, 5 popular articles and more than a dozen abstracts published as well as presented in International, National and Regional seminars/conferences. She is a receipent of UGC-NET, twice for lectureship home Science.