CNN explores the world's 'greenest' urban centers, and find that complexity is the secret of their success.
Though two American cities made the list, it is mostly the European cities that are leading the world in urban sustainability, reports Matthew Knight of CNN.
In compiling the list of the world's most green cities, a number of environmental measures were taken into consideration, such as availability and popularity of mass transit, renewable energy, scenery, green space, and water management.
Those models that "blaze a green trail," according to the article, include: Curitiba, Portland, Reykjavik, Chicago, Copenhagen, Frieburg, Malmo, Masdar, and Vancouver.
FULL STORY: Cities Blazing a Green Trail

Planetizen Federal Action Tracker
A weekly monitor of how Trump’s orders and actions are impacting planners and planning in America.

Chicago’s Ghost Rails
Just beneath the surface of the modern city lie the remnants of its expansive early 20th-century streetcar system.

Amtrak Cutting Jobs, Funding to High-Speed Rail
The agency plans to cut 10 percent of its workforce and has confirmed it will not fund new high-speed rail projects.

Ohio Forces Data Centers to Prepay for Power
Utilities are calling on states to hold data center operators responsible for new energy demands to prevent leaving consumers on the hook for their bills.

MARTA CEO Steps Down Amid Citizenship Concerns
MARTA’s board announced Thursday that its chief, who is from Canada, is resigning due to questions about his immigration status.

Silicon Valley ‘Bike Superhighway’ Awarded $14M State Grant
A Caltrans grant brings the 10-mile Central Bikeway project connecting Santa Clara and East San Jose closer to fruition.
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