Emissions reduction

Policy & regulation

California’s new clean-fuel plan makes old problems worse

CARB approved new rules last week that critics say reward polluting biofuels, shortchange EVs, and could cause gasoline prices to spike.

By Jeff St. John . 13 November 2024

gray, black, and white cars snaking along two sides of an urban freeway. — The 101 freeway in Los Angeles, California (Mario Tama/Getty Images)

Podcast

Amy Harder on trends and challenges in getting to net zero

We talk global gas shortages, NIMBYism and the future of clean energy journalism.

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By Julia Pyper . 41 min . 9 December 2021
Clean energy

What 24/7 carbon-free energy can achieve over the long term

New modeling from Princeton projects the expected impact from companies and cities procuring carbon-free electricity for every hour of every day.

By David Roberts . 24 November 2021
Corporate procurement

Is 24/7 carbon-free energy the best goal?

A few ambitious companies and cities aim to get 100% clean electricity every hour of every day. But would it be better to focus on displacing the dirtiest power plants?

By David Roberts . 19 November 2021
Clean industry

Changing up the recipe to make low-carbon cement

Startup Brimstone Energy swaps in a climate-friendly replacement for limestone.

By Ingrid Lobet . 16 November 2021
Climate crisis

Reason to have hope on climate: 'We are bending the curve'

A conversation on ‘Pod Save America’ about COP26, Build Back Better, super-apocalyptic eventualities avoided and more.

By David Roberts . 16 November 2021
Climate crisis

The top 10 climate commitments from COP26

Julia Pyper, host of the Political Climate podcast, on her key takeaways from the final days of the summit in Glasgow.

By Julia Pyper . 16 November 2021
Climate crisis

Don't buy into the gloomy COP26 rhetoric

Momentum on climate action is picking up, and lots of efforts are heading in the right direction.

By David Roberts . 15 November 2021
Climate crisis

Turn on, tune in, COP out

The big climate summit is over. Now out with the talkers, in with the doers. Plus: Catch the first episodes of our new podcasts.

By Julian Spector . 15 November 2021
Clean industry

How Louisiana can become a clean industry powerhouse

A cutting-edge model identifies the optimal pathway — and green hydrogen is a key player.

By Olivia Ashmoore . 10 November 2021
Clean industry

Major firms pledge to start buying low-carbon materials and technologies

Amazon, Apple, Boeing and others say they'll make the first move to clean up global supply chains, while a West Coast coalition will help decarbonize construction materials.

By Ingrid Lobet . 9 November 2021