2013 2nd International Conference on Clean and Green Energy (ICCGE 2013) will be held in Dubai, UAE during 19 -20 January, 2013. ICCGE 2013 is sponsored by the Asia-Pacific Chemical, Biological & Environmental Engineering Society (APCBEES). It is one of the leading international conferences for presenting novel and fundamental advances in the fields of Clean and Green Energy. It also serves to foster communication among researchers and practitioners working in a wide variety of scientific areas with a common interest in improving Clean and Green Energy related techniques. All full paper submissions will be peer reviewed and evaluated based on originality, technical and/or research content/depth, correctness, relevance to conference, contributions, and readability.