5 Sustainable Infrastructure Projects Other Cities Might Want to Copy

BRT-Lite in Lagos, zero-carbon in Masdar, recycling in Curitiba, and more.

Grotesquely Polluted Landscapes ... or Beautiful Art?

Photographer David Maisel has a knack for capturing the beauty and the horror of contaminated mines and toxic lakes.


Is It Time to Move Past Urban Studies and Toward Urbanization Science?

Some scholars are calling for a stronger understanding of the "DNA" of cities — and, by extension, an improved ability to address urban problems in a systemic manner.


It's Not Just Overflow—Everyday Leaks From Sewer Systems Lead to Alarming Amounts of Sewage in Our Waterways

And you probably can't even smell it.


'Nowcasting' Pollution on the Streets of London

A visual reminder of where most pollution in our cities comes from.


Why Obama's New Pick for the EPA Will Be Good for Cities

Gina McCarthy has a strong record on regulating pollutants. But she also gets smart growth.


Europe's Emerging Consensus on Low-Emissions Zones

Critics of London Mayor Boris Johnson's ambitious air pollution plan may be missing the bigger picture.

Jacqueline Feldman

The Heated Terraces of Paris Are Safe, For Now

A ban on outdoor gas heaters from Parisian cafés doesn't look like it will be implemented anytime soon.


Not Just Global Climate Change, But Regional Shifts

How waste heat from large cities may be affecting weather patterns in areas up to 1000 miles away.


Do Cities Really Take the Lead on Climate Change?

They may tend to adopt easier policies first, according to a new report.


Why New York's Sandy Commission Recommendations Matter

Climate adaptation policy remains pretty untested.

via Bing Maps & Placeshakers

The Case for Listening to NIMBYs

We’ll never make much progress by ignoring them.


Can We Please Stop Pretending Cars Are Greener Than Transit?

Freakonomics revives a tried, and tired, debate.

Arizona State University

The Future of Mapping Carbon Emissions, With Pinpoint Precision

A new modeling system called "Hestia" traces greenhouse gases to individual urban buildings and roads.


A Continental Network to Monitor How We're Trashing the Environment

New nationwide observatory will track how climate change and land use affect ecosystems.


China's Dirty Water

A third of industrial waste water is released, without treatment, into rivers and lakes.


The Secrets Frackers Are Allowed to Keep

How much do you know about natural gas drilling? Turns out, it depends a lot on what state you live in.

China's Air Pollution Problem Explained in One Animation

These before-and-after graphics show just how severe the problem has become.


Why Americans and Europeans Give Directions Differently

A new study finds big cross-cultural differences in spatial descriptions.