Sustainability

Courtesy: Buffalo Bayou Partnership

The Greening of Houston

How America's oil and gas capitol came to design a park at the forefront of green public space.

Chart of the Day: Africa's Greenest Cities

A side-by-side comparison of 15 major metro areas.

Reuters

London's New Superpower Recycle Bins

They have LCD screens for news, wi-fi and can withstand major bomb blasts.

Graphic of the Day: Which Countries Are Cutting the Most Carbon?

A handy graphic illustrating where CO2 emissions are dropping fastest.

Flickr/Tom Flemming

Can Ontario Really Deliver North America's Best Smart Growth Plan?

Places to Grow is certainly ambitious. Here's a look at the successes and challenges a couple years in.

How Home Builders Are Selling Green

Energy-efficient homes are cheaper in the long run, and that's what buyers want 

Courtesy: U.S. Drought Monitor

Fixing America's Soon-To-Be Waterless Cities

Urban areas around the country are drying up - are there any easy solutions?

Documenting the New Generation of Health Problems Caused by Sprawl

In a new documentary, a trio of doctors examine why diseases like diabetes and obesity have sky-rocketed

What Smart Growth Advocates Get Wrong About Density

It isn't just about the number of buildings

Reuters

Walkable by Accident

Sometimes, a car-independent lifestyle can spring up where you least expect it

Reuters

How an Ink Cartridge Trashed in Seattle Ended Up in Mexico

A group of MIT scientists chronicles the long, sad journey of our waste

Lawrence Hurley

The Evolution of England's First Planned Community

In 1901, a team of social do-gooders teamed up to build a clean, green city. A look at their legacy, more than a century later

Courtesy: Dave Weed

How To Make a City Healthy

A group outlines eight key pillars of sustainable communities

Courtesy: Stefano Boeri

A Bold Vision for an Urban Forest

A designer in Milan lays out six innovative ideas for a "bio-diverse metropolis"

Flickr/NC3D

A Solution for California's Transportation Woes

A report suggests that high-speed rail would make the state healthier, greener and less congested

Julia Levitt

A Walk Through London’s Boxpark, the Temporary Mall That's Probably Coming Soon to a City Near You

Look for more pop-up malls across Europe, and eventually the U.S., in the coming years

Pocket Neighborhoods/Karen DeLucas

'Pocket Neighborhoods' For Sustainable Suburbs

Architect Ross Chapin designs single-family units that are both energy-efficient and photogenic

Courtesy: Atlanta Beltway

The Year in Ideas

A round-up of my most provocative and meaningful 2011 columns

Flickr/KINKISHARYO

In Defense of Phoenix

What Andrew Ross gets wrong in his book about the city's flawed sustainability initiatives