Refuse and refuse disposal Dissertations 39 Dissertations, Academic 39 Management 33 Environmental aspects 31 Recycling (Waste, etc.) 21 Waste minimization 15 Factory and trade waste 13 Waste disposal 12 Salvage (Waste, etc.) 9 Recycling 8 Waste products 8 Construction industry 7 Purification 7 Integrated solid waste management 6 Pollution 6 Sanitary landfills 6 Sewage 6 Water 6 Economic aspects 4 Electronic waste 4 Hazardous wastes 4 Leaching 4 Sewage disposal 4 Water quality 4 Data processing 3 Health aspects 3 Incineration 3 Poverty 3 Safety measures 3