Action for the rights of children - resource pack

Over half the world's population is concentrated in urban areas covering just 4% of the world's surface. In particular, mega cities (with populations greater than 10 million) are characterized by a high population density and tremendous pressure on supporting infrastructure, increasing susceptibility to lack of safe drinking water and adequate sanitation. Both rapid urbanization and economic development are distinctive features of Asia along with the tremendous rate of population growth. It is estimated that by 2015, Asia will hold more than 50% of the mega cities in the world. Phenomenal growth in the number of high-rise buildings and other infrastructure in these cities is already underway, although measures for their maintenance are not often ensured.

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