An increasing proportion of greenhouse gas emissions is produced in urban areas in industrializing and developing … countries. Recent research shows that per capita emissions in cities like Bangkok, Cape Town or Shanghai have already reached … therefore lock in a high emissions path. Based upon a survey of projects under the Clean Development Mechanism (CDM) of the …

increases greenhouse gas emissions through higher fuel needs for transportation of heavier people, lifecycle emissions from … additional food production and methane emissions from higher amounts of organic waste. A reduction of average weight by 5 kg … could reduce OECD transport CO2 emissions by more than 10 million t, while a reduction of consumption of energy-rich food to …