During the last few decades, general awareness has increased that along with problems of international development, environmental problems, notably with respect to climate change, represent yet another global challenge. In an attempt to win further public support for aid expenditures, aid...

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 the level of cities like London, New York or Toronto....