Carbon capture

Emissions reduction

California makes controversial change to cap-and-invest program

Air regulators say the new plan balances industry needs and environmental goals — but critics worry that the state has just undermined its own emissions targets.

By Jeff St. John . 1 June 2026

Refinery with smokestacks emitting smoke with houses on a hill in the background — The Valero Wilmington Refinery near Los Angeles on April 11, 2026 (Etienne Laurent/AFP via Getty Images)

Climate justice

Residents along Louisiana’s Cancer Alley have a new worry: blue ammonia

The facilities would rely on carbon capture, which has yet to successfully scale up, and would still emit thousands of tons of pollution.

By Ames Alexander . 16 February 2026
Carbon capture

A firm capturing carbon at NYC high-rises tackles Canadian gas pipelines

CarbonQuest’s new project cutting emissions from an engine along a gas pipeline could help it scale to applications at universities, AI data centers, and factories.

By Julian Spector . 12 February 2026
Hydrogen

Exxon halts plans for massive low-carbon hydrogen facility in Texas

The sector has faced setback after setback under the Trump administration, which pulled funding for Exxon’s “blue” hydrogen project earlier this year.

By Alexander C. Kaufman . 1 December 2025
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
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