Trabalhos Técnicos

The life cycle inventory (LCI) presented in this study quantifies the total energy requirements, energy sources, atmospheric pollutants, waterborne pollutants, and solid waste resulting from the production of recycled PET and HDPE resin from postconsumer plastic. This analysis does not include impact assessment. It does not attempt to determine the …

All human activities have an environmental impact. In particular, the way we choose to manage our residential solid wastes has a direct impact on the generation of methane, carbon dioxide and other greenhouse gases (GHG) linked to global warming and climate change. This report provides decisionmakers with a quantitative, comparative …

Dealing with waste is fast becoming a concern for municipalities all across the country. The more proactive of these governments look at municipal solid waste as a valuable resource offering inherent value even after the package or product has fulfilled its initial use. These innovative governments manage municipal waste via …

over 50 years. The process involves the conversion of materials having Carbon and Hydrogen in their chemical structure into clean synthesis gas, “syngas”, a mixture of Hydrogen (H2) and Carbon Monoxide (CO). “Syngas” can be used as a source of energy for combustion processes used to generate electricity (gas turbine …

The City of Edmonton has a population of around 800,000. It currently converts over 60 per cent of its municipal solid waste into saleable products. Approximately 45,000 tonnes of materials are recycled, 70,000 tonnes are sold as compost and 95,000 tonnes are landfilled. The lack of available landfill space, and …

Many people believe that plastics comprise the majority of all municipal solid waste. This is simply not so. Studies have shown that plastics make up approximately nine per cent of all municipal solid waste by weight and 14-20 per cent by volume. Although waste management practices, such as recycling and …