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Today, approximately 56 percent of the global population or 4.4 billion people reside in urban areas. This trend is expected to continue, with the urban population projected to more than double by 2050. At that time, nearly 70 percent of humanity, or an additional 2.3 billion people, will live in cities. The scale and speed of urbanization present both opportunities and challenges. Cities are economic powerhouses, generating over 80 percent ...
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