Chapter 13. Urban zones: vulnerable megalopolises

Dhaka, an urban area with a population of some 12 million. With rapid population growth of more than 5 % per year, it is subject to serious natural risks (floods, cyclones and earthquakes). While humid tropical forests and ocean areas play an important role in climate regulation, urban zones generate the major proportion of greenhouse gas emissions. Large cities are centres for industry and also for the consumption of fossil resources for transport, heating and air-conditioni...