Following the huge success of its fourteenth edition in 2013, which registered the participation of more than 700 delegates from tens of different countries worldwide, Sardinia 2015 promises to be the largest event of the year in the field of Waste Management and Landfilling. The fifteenth edition of the conference will focus as per tradition on the advances of Waste Management science and technology, presenting case studies and discussing the main controversial subjects, sharing experiences among different countries, valuating social and economical balances. The Symposium will include oral presentations, poster sessions and specific workshops. Before the start of the Symposium, training courses will be offered by IWWG. The following topics, among others, will be extensively discussed: Waste policy and legislation • Waste management strategies • Public concern and education • Waste management assessment and decision tools • Waste characterization • Waste collection • Waste minimization and recycling • Biological treatment • Thermal treatment • Mechanical biological treatment prior to landfilling • Sanitary landfilling • Integrated wastewater and solid waste management • Waste management and climate change • Waste management in developing and low income countries A wide range of networking opportunities will be available for companies and organizations wishing to take part in this edition of the conference. Fully equipped stands and numerous different supporting packages will be offered to companies to obtain the best possible visibility during the event. In addition, internal meetings and parallel events can be organized in an unrivalled scientific setting with the support of the Organising Secretariat.