Carbon capture

In Ohio, oil and gas industry is steering new carbon capture bill

Newly obtained public records show that the industry has worked hard to ensure the legislation prioritizes their interests over climate change concerns.

By Kathiann M. Kowalski . 22 July 2025

A factory smokestack in Dayton, Ohio. (J.D. Pooley/Getty Images)

Carbon capture

Ohio bills aim to sideline local critics of carbon capture projects

Some landowners could be forced to let companies inject CO2 beneath their properties, and the state would get exclusive say over project permitting.

By Kathiann M. Kowalski . 11 April 2025
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
Carbon capture

World's largest 'direct air capture' plant starts sucking CO2 from the sky

Climeworks just began operating its Mammoth plant in Iceland. The 36,000-ton facility is a significant step up for the costly, energy-intensive tech.

By Maria Gallucci . 8 May 2024
Emissions reduction

Frontier bets $58.3M on carbon removal startup Vaulted Deep

The Stripe-backed fund placed its biggest CO2-removal order yet with the 7-month-old startup, which injects waste biomass “slurry” deep underground.

By Maria Gallucci . 1 May 2024
Carbon capture

US Steel plant in Indiana to host a $150M carbon capture experiment

CarbonFree’s SkyCycle technology will capture CO2 and extract calcium from steel slag to make high-value chemicals. The goal: making carbon capture profitable.

By Jeff St. John . 3 April 2024
Carbon capture

Burying plant waste removes CO2 from the air. But can it scale?

Startup Graphyte is joining efforts to store biomass underground. Its technique is one of many that aims to use nature’s scraps to help the world decarbonize.

By Maria Gallucci . 2 April 2024
Carbon capture

CarbonCapture wants to take carbon removal down the cost curve

The aptly named startup just raised $80 million in private funding to try to prove out its “swappable” CO2-absorbing machines.

By Maria Gallucci . 14 March 2024
Carbon capture

Avnos raises $36M to pull CO2 — and water — from the sky

The investment round, led by a subsidiary of utility giant NextEra, comes as both private and public interest in direct air capture technology picks up.

By Maria Gallucci . 6 February 2024
Carbon capture

America’s first commercial direct air capture plant just got going

The startup Heirloom says it’s capturing CO2 from the sky and locking away the planet-warming gas, making it the first and only commercial U.S. plant to do so.

By Maria Gallucci . 9 November 2023
Clean industry

To decarbonize cement, the industry needs a full transformation

Cement production has an enormous carbon footprint. That can be curbed with plug-and-play solutions, but eliminating emissions entirely will require big, ambitious action.

By Jeff St. John . 24 October 2023