The Urbanization Revolution: Planning A New Age... -

Rapid growth has historically outpaced infrastructure, leading to overcrowding, substandard housing, and public health risks. Today's planners face a complex web of modern obstacles: Urbanization - Our World in Data

: While there were only two megacities (populations over 10 million) in the 1950s—New York and Tokyo—there are now 34 , a number expected to reach 43 by 2030. Challenges for the New Century The Urbanization Revolution: Planning a New Age...

The pace of urbanization is accelerating at an unprecedented rate, primarily driven by rural-to-urban migration in search of economic opportunity. : More than 4 billion people —over 56%

: More than 4 billion people —over 56% of the global population—currently live in cities. The Scale of Global Migration

The Urbanization Revolution: Planning a New Age For the first time in human history, over half of the world's population resides in urban areas. This shift marks a profound transition from the "assembly phase" of historical cities to a modern "clean slate" paradigm, signaling the dawn of a new urban age. The Scale of Global Migration