Penulis: Araya Asfaw

Sahadat Hossain is Director, Solid Waste Institute for Sustainability, and Professor, Department of Civil Engineering at the University of Texas at Arlington, USA. He has over 20 years of experience in sustainable waste management, reuse of recycling materials, landfill gas to energy, and landfill mining. H. James Law is Vice President and Project Director of SCS Engineers, USA and ISWA Board Member and Chair of the Working Group on Landfill headquartered in Rotterdam, Netherlands. He has over 36 years of professional experience in geotechnical engineering and solid waste management, landfill design, cell construction, final closure and remediation. Araya Asfaw is managing partner of Sustainability Advisory Group, a private limited company registered in Ethiopia, advising government and non-government organizations and the private sector on sustainability and resiliency. He was Dean of the Faculty of Science at the Addis Ababa University.