Energy supply from renewable resources is now essential global strategy, especially when there is responsibility for the environment and for sustainability. The world is moving towards a sustainable energy future with an emphasis on energy efficiency and use of renewable energy sources. A finite planet cannot support infinitely increasing consumption of resources and hence the motto of present times must be to 3 R principal - "Reduce, Reuse, Recycle." Energy Sustainability: Planning, Policy; provides a unique insight into the problems our planet faces in terms of clean energy resources proven technical and economic importance worldwide. This books Written for academics, researchers and practitioners working in Energy field, expressed comprehensive and interdisciplinary focus on the current energy demand to enhance energy conservation outcomes. This book has been provided to be utilized by all people concerned with energy conservation in all the industries in world. This book provides an essential guide to researchers, it offers: various aspects of Energy Planning and Policy in present scenario.