Green Building

A Skyscraper That Could Clean the Air

This proposed Chicago building doesn't look like much, but it could clean up the air around the city's expressway.

A New Model for Green Schools

A school in Portland, Oregon, is housed in a super-green building. And that's just the beginning.

What Do the Best Infrastructure Projects Look Like?

A new ranking of international infrastructure projects leaves out some key efforts.

The Rise of the Eco Expo

Not only do expos bring together sustainable themes and ideas for an urban future, they often remake their host cities into leaner, greener spaces.

In Barcelona, a 69-Foot Vertical Park

The balconies in the apartment have planters, built-in benches, and even fountains.

Green Building's Growing Pains

The proliferation of green building standards and evaluations mean more choices about which program to prioritize.

Why Smart Growth Can't Be the Only Answer

Smart growth policies are important, but they're not enough.

How to Green Southern Cities Built in the Age of Cars and Air Conditioning

U.S. cities in the South have their own set of challenges to face in going green. But Atlanta, for one, is trying.

The Greenest Building May Actually Be a Neighborhood

A UCLA class is trying to apply a strict building standard to an entire community.

The Gorgeous, Green Headquarters of Oil and Logging Companies

These corporations might not have tons of fans in the environmental movement, but you wouldn't know that looking at their idealistic architecture choices.

Where Pittsburgh Has the Sun Belt Beat

The city is better prepared to utilize a key resource: water.

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.

How Home Builders Are Selling Green

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

Why the Most Environmental Building is the Building We've Already Built

A new report suggests that retrofitting is almost always more energy efficient

A Bold Vision for an Urban Forest

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

'Pocket Neighborhoods' For Sustainable Suburbs

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

Building a Greener Dorm

New apartments at the College of William & Mary will cut energy consumption by about 75 percent

Telling Builders to Build Greener Without Saying How

Seattle tests a code that would allow architects to decide how to best reduce energy waste