In the pre-modern era, city-states were the engines of global trade and diplomacy. As rapid urbanization drives globalization outside the structures of international frameworks, cities are returning to the fore as transnational actors.
"Urbanization has already declared itself the mega-trend of the 21st century, with half the world’s population now living in cities for the first time in human history. While the implications for economic growth have been widely discussed, urbanization’s impact on diplomacy and sovereignty will be equally profound," say Michele Acuto and Parag Khanna.
On issues from climate change to security, cities are working together to solve the world's most profound challenges.
"As cities continue to arrogate major diplomatic and economic functions, should we still be talking about international relations?" ask the authors. "[T]hose living in the world’s principal cities anywhere often have more in common with each other than with their own compatriots."
"As sustainable urbanization comes to be seen as a unifying global priority, cities must be empowered rather than restrained to become more active problem-solving agents."
Read the full story: Nations are no longer driving globalization—cities are
Expert Voices 2019: Why Cities?
As cities define our world in new ways every day, Penn Institute for Urban Research asked nearly dozen urban experts, “Why cities?”
Is the Urban-Suburban Divide Destined to Disappear?
In a new book, Hans Westlund and Tigran Haas argue that the global knowledge economy is radically reshaping urban development. Eventually, they say, it'll render meaningless our present notions of "urban," "suburban," and "rural."
China's Cities Hold the Key to the World's Future
In a globalized world, China's economic, environmental and urban development has implications for us all, posits Henry M. Paulson Jr. The problems the country faces, and any potential solutions, revolve around its approach to urbanization.
Planetizen Federal Action Tracker
A weekly monitor of how Trump’s orders and actions are impacting planners and planning in America.
Chicago breaks ground on $3 billion megadevelopment
The new neighborhood, titled Foundry Park, will one day host 3,700 residences.
This MA town is drowning in its own sewage — and residents like it that way
Susan Murcott, a waste water expert, said if Carlisle didn't address their leaking sewage, the problem could turn “deadly.”
California plans to bury El Niño’s downpour
If the state plays its cards right, it may be able to store a billion acre-feet of El Niño’s water in aquifers.
With no reauthorization bill in sight, Texas slashes $6.6 billion from transportation budget
An official said the program may receive additional funding when a federal reauthorization bill passes.
Chicago’s new transit authority has ‘unprecedented’ land development power
The Northern Illinois Transit Authority is allowed to buy and develop land for reasons unrelated to transit, a power that is fairly unique among transit authorities.
FREE Course: Walkable City 1: Why Walkability?
After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.
Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold
The course focuses on the opportunities and imperatives that shape reinvention of mall sites.
City of Rosemead
Rutgers University, Edward J. Bloustein School of Planning and Public Policy
One Hundred Miles
The Architects Foundation
University of Cincinnati Online
Montrose County
The Pocatello Development Authority
The Urban Renewal Agency of the City of Pocatello