Municipal refuse. Solid wastes 15 TP Chemical technology 14 TA Engineering (General). Civil engineering (General) 12 TD Environmental technology. Sanitary engineering 8 HD1394-1394.5 Real estate management 5 Malaysia 4 Environmental protection 3 H Social Sciences (General) 3 Enviromental management 2 GE Environmental Sciences 2 HD28 Management. Industrial Management 2 NA Architecture 2 QH Natural history 2 Sanitary landfills 2 TA1-2040 Engineering (General). Civil engineering (General) 2 TK Electrical engineering. Electronics Nuclear engineering 2 Analysis 1 Analytical methods used in the solution of physical problems 1 Behavioural change 1 Biodegradation 1 Building fittings and their installation 1 Chemical elements 1 Coagulants 1 Comprehensive emissions quantification model 1 Consumer behavior. Consumers' preferences. Consumer research. Including consumer profiling 1 Details in building design and construction.Including walls, roofs 1 Emission quantification models 1 Emission trading scheme 1 Emissions measurement 1 Environmental management systems 1