LATEST TRENDS in ENERGY, ENVIRONMENT and DEVELOPMENT Proceedings of the 7th International Conference on Environmental and Geological Science and Engineering (EG '14) Proceedings of the 7th International Conference on Urban Planning and Transportation (UPT '14) Proceedings of the 3rd International Conference on Energy Systems, Environment, Entrepreneurship and Innovation (ICESEEI '14) Salerno, Italy June 3-5, 2014