World's fastest-growing cities
By 2050 most of the world will live in cities, a shift that will influence culture, investment, and policy. Here are the top spots for projected growth, according to the London-based City Mayors Foundation, which studies urban affairs:
1. Beihai, China
This seaport city of about 1.5 million people in the Guangxi Zhuang Autonomous Region leads growth projections at more than 10 percent annually.
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