Emissions reduction

Methane

Landfills leak methane at alarming rates, new research shows

Nearly a fifth of U.S. methane emissions come from landfills. Advocates are calling on the EPA to crack down on this source of climate pollution.

By Naveena Sadasivam . 24 May 2024
Emissions reduction

Portland, Maine, could launch a 'trust fund' to fight climate change

The city council is voting on an ordinance that would sell off renewable energy credits from solar projects to pay for new emission-cutting efforts.

By Annie Ropeik . 22 May 2024
Clean industry

Industrial emissions aren’t falling fast enough to meet US climate goals

Rhodium Group’s new report found that heavy industry, including steel mills and chemical plants, could soon be the nation’s number one source of CO2 emissions.

By Maria Gallucci . 16 May 2024
Carbon-free buildings

Need help electrifying your home? This startup has an app for that

Zero Homes aims to make electrification easier and cheaper by quoting projects — to install heat pumps, EV chargers, and more — without setting foot in your house.

By Alison F. Takemura . 9 May 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
Carbon removal

A $100 million carbon-removal competition enters its final stage

The Elon Musk–backed Xprize competition announced 20 finalists to advance breakthrough solutions for CO2 removal using air, rocks, land, and oceans.

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
Emissions reduction

Aza Power wants to swap diesel for ammonia in trucks, tractors, and more

If produced using renewable energy, ammonia could significantly reduce emissions from industrial applications.

By Frank Jossi . 30 April 2024
Emissions reduction

Chart: Heavy industry is the next big climate problem to tackle

Industries like steel, cement, and chemicals could be the top source of planet-warming emissions in the U.S. by 2035, as electricity and transportation decarbonize.

By Maria Virginia Olano . 26 April 2024
Policy & regulation

New clean power rules force utilities to take clean energy seriously

EPA’s "clean up or close" rules for coal and gas plants face strong pushback. But backers say clean power, batteries, and grid tech are ready to take over.

By Jeff St. John . 25 April 2024