Buy 2050, two thirds of world's population will live in cities

Guardian - Two-thirds of the world's population will live in cities by 2050, posing unique infrastructural challenges for African and Asian countries, where 90% of the growth is predicted to take place. The planet's urban population – which overtook the number of rural residents in 2010 – is likely to rise by about 2.5 billion to more than 6 billion people in less than 40 years, according to a UN report. Africa and Asia "will face numerous challenges in meeting the needs of their growing urban populations, including for housing, infrastructure, transportation, energy and employment, as well as for basic services such as education and healthcare", it added. 

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