Cities

They love to ride their bicycles

Women on bikes take to the streets of New York City [VIDEO]

In this new Streetfilms video, some of New York's freshly minted women bikers explain why traveling on two wheels is so liberating. And so damn fun.

park your asphalt on the grass

PARK(ing) Day 2010 liberates parking spots for human use [SLIDESHOW]

Today is PARK(ing) Day. In some 140 cities around the planet, humans are taking back some space from cars, using parking spots as mini parks where they play games, do art projects, or just sit and chat.

leak house

How to find an energy efficient mortgage

Energy efficient mortgages are a potentially transformative tool that rewards homebuyers with well-sealed houses, on the thinking that if your heating and cooling bills are low, you'll have more money to make mortgage payments. A new guide can help you get one.

The city beautiful

Cities lead the way in action to halt climate change

The world's cities -- home to more than half of the human population -- are leading the way to a low-carbon future.

Unsafe at any speed

Virginia man is murdered after dispute over traffic calming

Stephen Carr wanted his street in suburban Virginia to be safer. He lobbied the state to have a speed hump installed. He was successful. And it may have gotten him killed.

Tunnel vision

New Jersey officials call temporary halt to new work on vital rail links

About 45 million New Jerseyans rode N.J. Transit trains last year. Does N.J. Gov. Chris Christie care about the future of the system that serves them?

Kick some asphalt

A Portland group pulverizes pavement to make way for green space

Have you ever gotten so sick of the sight of asphalt that you just wanted to take a sledgehammer to it and start smashing? Meet Depave, the Portland, Ore., group that lives the dream. Since 2007, this all-volunteer squad of pavement-bashers has ripped the asphalt and concrete from 14 sites in the Portland area, making way for community gardens, sustainable schoolyards, and green space.

Dwelling on green design

Green design finds a home in Dwell magazine [AUDIO]

Since its launch in 2000, the magazine Dwell has helped popularize green architecture and design. Alison Stewart of PBS speaks with editor Aaron Britt

disaster fatigue

The San Bruno gas fire and the futility of harping on fossil-fuel disasters

An explosion from a ruptured natural-gas line killed at least four people and destroyed an entire city block in the San Francisco suburb of San Bruno on Thursday night. But people don't need hectoring told-you-so's in response to all these disasters. They need to see a vision of a sustainable future that actually looks appealing.