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Urban Visions: The Future of Cities

What will population centers look like in 20 years' time? Innovations in transportation, energy production and technology will have to keep pace with a host of challenges

Local Power: Tapping Distributed Energy in 21st-Century Cities

Local energy sources coupled with widespread, inexpensive gadgetry will soon enable cities to become smarter, more sustainable and more self-reliant

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Are Modern Cities for People or Cars?

The cities of the future might be greener, cleaner and more vibrant if people are put before automobiles. David Biello reports

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Growing Skyscrapers: The Rise of Vertical Farms

Growing crops in city skyscrapers would use less water and fossil fuel than outdoor farming, eliminate agricultural runoff, and provide fresh food

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The Green Apple: How Can Cities Adapt to Climate Change?

New York City--and other major metropolises around the globe--face an epic challenge in coping with the impacts of global warming

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