... (%)rate 1 1960 88 ,1 million 5,6 million 6,4 2 19 70 12 1 .1 million 8 million 6,6 3 19 80 15 1,6 million 14 ,5 million 9,6 4 19 90 205 million 33,2 million 16 ,2 5 2005 2 51 million 82 million 32,6 ... (AD) with biogas production, including utilisation of the organic fraction of waste materials and of residues, is a particularly promising choice and experiences increasing interest worldwide. ... Africa is the only country in Africa with specific regulations and guidelines in place governing solid waste landfills. The minimum guidelines requirements for landfill classify land fills in...