Cities

U.S. and China pledge city and state climate action

The next step in the two superpowers' climate partnership is getting cities and states to step up their green game.

Clayton Aldern Cities

You don’t even wanna know what happens if we burn all the fossil fuels

But it involves no more Antarctic ice and WAY more ocean.

Suzanne Jacobs Cities

New York’s natural gas pipelines are leakier than your grandpa

Old infrastructure is spewing a greenhouse gas all over Manhattan.

Suzanne Jacobs Cities

Low-income, black women largely ignored in Katrina recovery

Ten years later, some women say they feel like they were better off before the storm.

Samantha Michaels Cities

New Orleans’ transit system still hasn’t recovered, 10 years after Katrina

And it wasn't good to begin with.

Ben Adler Cities

How an inspiring group of women built one of the greenest buildings in Portland

This African-American sorority turned an old gas station into a sleek eco-paradise.

Sara Bernard Cities

Sea levels will rise by at least 20 feet — and that’s the positive scenario

Even if the world manages to limit global warming to 2 degrees C, sea levels may still radically reshape the world’s coastline.

Brian Kahn Cities

Thanks to social change, urban density ain’t what it used to be

To reduce greenhouse emissions, we need more people living in densely built city cores. But lifestyle changes and inequality are making that harder to achieve.

Ben Adler Cities

Islais Creek, a tidal waterway, once extended to the foot of what is now Bernal Heights.

This amazing map is a guide to San Francisco’s hidden waterways

A new map shows where you can catch glimpses of San Francisco's original watershed system underneath the urban skin.

Heather Smith Cities

Oslo builds its bees a highway of flowers

We've crowded nature out of much of our cities -- but we can always invite it back in.

Nathanael Johnson Cities

Get a weekly dose of climate inspiration in your inbox