Carbon capture

CO2-removal leader Climeworks says new tech can halve costs, energy use

Direct air capture is expensive and energy-intensive. Climeworks, which operates the world’s largest DAC plant, says it’s making progress tackling both challenges.

By Maria Gallucci . 4 June 2024

An artist's rendering shows Climeworks' cube-shaped vision for direct-air-capture systems. (Climeworks)

Podcast

How well does soil actually store carbon?

Soil could help us lock away emissions, but there’s still a lot we don’t know about durability — or even how much carbon is in the dirt.

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By Shayle Kann . 33 min . 6 October 2022
Podcast

The dirt on soil carbon credits

Can offering the right incentives to farmers help restore and expand soil’s carbon-carrying capacity?

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By Shayle Kann . 25 August 2022
Carbon capture

Meet a startup that plans to use mining waste to capture carbon dioxide

Travertine Technologies has backing from Stripe’s carbon-removal fund for a novel system to store CO₂ in discarded rocks and help clean up the mining industry.

By Maria Gallucci . 20 July 2022
Podcast

Growing the carbon dioxide removal market

Lowercarbon Capital’s Ryan Orbuch on avoiding the carbon-removal pitfalls of the past.

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By Shayle Kann . 5 May 2022
Carbon capture

Carbon storage gets dirty: The movement to sequester CO2 in soils

U.N. climate report promotes soil as a tool to reduce emissions, but scientists are still figuring out how it works.

By Maria Gallucci . 8 April 2022
Podcast

Carbon capture and storage is making a comeback

Despite the technology's spotty track record, planned global CCS capacity is up 50%.

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By Shayle Kann . 7 April 2022
Carbon capture

Carbon removal now 'unavoidable' part of fighting climate change, UN says

Emissions cuts alone won't limit global warming to 1.5°C, IPCC report warns. But can carbon removal from land use and technology scale up in time?

By Jeff St. John . 5 April 2022
Podcast

Will today's booming carbon market be able to avoid a bust?

Shayle Kann talks with Nat Bullard about emerging CO₂ technology, rising demand and a new focus on removal.

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By Shayle Kann . 24 March 2022
Carbon capture

The buzz around carbon removal is drawing jobseekers in droves

Workers say the growing urgency of the climate crisis and pursuit of a meaningful career path are big pulls.

By Maria Gallucci . 24 January 2022
Carbon capture

US government squandered hundreds of millions on 'clean coal' pipe dream

Federal investments in industrial carbon capture paid off, but investments in coal-plant CCS did not, watchdog finds.

By Jeff St. John . 5 January 2022