Emissions reduction

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This data-driven banana farm in Australia is embracing climate-friendly agriculture

From solar-powered sensors to AI modeling, Bartle Frere Bananas pairs age-old practices with cutting-edge tools.

12 January 2022
Marine transport

Sailing into 2022 with wind-powered cargo ships

Use of wind-propulsion devices like towing kites and rotor sails set to double in 2022, experts say.

By Maria Gallucci . 3 January 2022
Policy & regulation

The top 6 ambitious state climate laws passed in 2021

Progress may be stalled in D.C., but there's real momentum on the state level, from blue states like Oregon to red states like North Carolina.

By Jeff St. John . 28 December 2021
Marine transport

Amazon invests in ammonia fuel tech to curb cargo ship emissions

The e-commerce giant is backing startup Amogy, which is developing an ammonia-driven power system for the enormous ships that carry goods across the planet.

By Maria Gallucci . 22 December 2021
Politics

Rounding up the year in climate politics

What happened with climate and energy in Congress in 2021, what's ahead in 2022, and when will they pass the Build Back Better Act?

By David Roberts . 17 December 2021
Air travel

How do we clean up air travel? Fuel from fast-food grease is just the start

With demo flight, United Airlines helps chart a path for using 100% sustainable aviation fuels.

By Maria Gallucci . 15 December 2021
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