Paris to Pittsburgh

When done right, climate action in city halls, statehouses, and the corridors of the federal government can work together for more dramatic impact while creating a more equitable, sustainable future for all of us.

Charlotte is modeling how to reduce emissions in buildings, cars, buses and how to renew the regional economy.

It’s no secret that transportation is the largest source of carbon emissions in the United States. So it’s not surprising that, besides promoting the use of public transit, biking, and walking, cities are also embracing electric vehicles (EVs) in their quest to cut carbon emissions. But some cites are thinking outside of the box.

For years this midsize city has been a leader in cutting carbon pollution. Now it’s raising its game with solar, energy efficiency, and electric cars.

The largest ferry system in the United States prepares to stop using diesel fuel to help Washington achieve its climate action goals.

Americans know which way the energy winds are blowing—and in the heartland, they’re blowing mightily.

A year after Hurricane Maria, Puerto Rico has an opportunity to remake its entire energy infrastructure. The island should prioritize resiliency and clean distributed energy as the way forward.

The Clean Power Plan would boost an already thriving Midwestern clean energy economy.

What does it mean for a state that’s bigger and wealthier than many countries to commit itself to clean energy? It could end up meaning the world.

In the latest move to fight climate change, Governor Brown signed a bill protecting the environment, workers, and local communities during the shutdown process of the Diablo Canyon nuclear power plant.

Governor Jerry Brown today signed into law a bill that sets the stage for reducing carbon emissions from California’s residential and commercial buildings by 40 percent by 2030 below 1990.

In the past five years, solar capacity in the South has increased nearly thirtyfold.

Here’s how they’re getting started.

A city must decide whether to retreat or stand and fight when rising seas come crashing in.

After years watching Governor Christie's administration pander to the fossil fuel industry, New Jersey will finally enjoy a policy designed to drive investment in energy efficiency, solar, and wind power.

Self-driving shuttles and energy audits are helping to keep this Ohio boomtown booming (without the carbon bust).

The former New York City mayor’s American Cities Climate Challenge is a $70 million effort that will help 20 of the nation’s biggest cities achieve their climate goals.

The two cities are the first to win the Bloomberg American Cities Climate Challenge.

Bloomberg Philanthropies and the Natural Resources Defense Council today announced that Los Angeles, San Diego, San Jose and Portland, Oregon, are among the 20 winning cities in the Bloomberg American Cities Climate Challenge.

Infrastructure woes and marathon commutes plague Hotlanta. But as Georgia’s capital city grows, Atlantans are getting smarter (and out of their cars).

One in three people in the United States now lives in a state or city that has committed to 100% clean electricity.

An innovative exhibit engages residents to fight climate change, alleviate stress on their aquifers, and divert waste streams from the landfill.

Elijah Carter, a 31-year-old retail professional who recently bought and made energy-efficient upgrades to his first home, discusses the importance of energy efficiency education in cities like his native Columbus, Ohio.

As part of the American Cities Climate Challenge, Orlando, Florida’s solar strategies are helping make the clean energy revolution more accessible for all.