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Oil industry giants like Chevron, BP, Shell and TotalEnergies are planning to refit existing oil refineries or build new biofuel plants to produce renewable diesel.

As renewable diesel surges, sustainability claims are deeply questioned

Sean Mowbray 12 May 2025
Banana crop in Uganda.

Ground-level ozone pollution poses growing threat to planetary health

Sean Mowbray 2 Apr 2025
Polar bear mother with two cubs on a snowy sandbank in northern Alaska.

Polar sea ice continues steep decline; but will a troubled world notice?

Elizabeth Devitt 27 Mar 2025
The Stanley Plateau glacier in 2022. Africa’s remaining tropical glaciers are rapidly disappearing. Image courtesy of Project Pressure.

Africa’s last tropical glaciers are melting away along with local livelihoods

Sean Mowbray 21 Mar 2025
A ceremonial glacier graveyard in Iceland.

With climate change, cryosphere melt scales up as a threat to planetary health

Sean Mowbray 21 Mar 2025
Sunset and a Maersk container ship.

Shipping emissions reduction sheds light on marine cloud geoengineering

Claire Asher 13 Nov 2024
Wollastonite spreading in Canada.

Calls for caution as enhanced rock weathering shows carbon capture promise

Sean Mowbray 29 Oct 2024

As 25 Earth vital signs worsen, scientists warn of ‘irreversible climate disaster’

Sean Mowbray 15 Oct 2024
The Atlantic Ocean from Massachusetts.

Controversial US marine geoengineering test delayed until next year

Jeremy Hance 2 Oct 2024
A group of chinstrap penguins on pack ice on Seal Island in Antarctica.

Arctic sea ice hits summer minimum; Antarctic hovers at new winter lows

Elizabeth Devitt 24 Sep 2024
Silhouette of a plane.

Will we be ready? Geoengineering policy lags far behind pace of climate change

Charles Pekow 26 Aug 2024
Marcel König and Natascha Oppelt (both from the University of Kiel, Germany) measuring melt pond optical properties during RV Polarstern campaign PASCAL, north of Svalbard in June 2017.

Arctic melt ponds influence sea ice extent each summer — but how much?

Michael C. Bradbury 20 Aug 2024
The ocean

Cloud brightening over oceans may stave off climate change, but with risk

Sean Mowbray 12 Aug 2024
Stratospheric aerosol injection (SAI) is one of the best researched geoengineering strategies under consideration as a climate change “painkiller.”

Geoengineering gains momentum, but governance is lacking, critics say

Sean Mowbray 1 Aug 2024
Trees cut down for biomass.

Biomass power grows in Japan despite new understanding of climate risks

Annelise Giseburt 29 Jul 2024
Sun over a city skyline.

Don’t even study it: Geoengineering research hits societal roadblocks

Jeremy Hance 24 Jul 2024
Silhouette of grain crops with the sun in the background.

Sun block: The promise and peril of solar geoengineering

Jeremy Hance 23 Jul 2024

Indigenous Alaskans drive research in a melting arctic

Gabe Allen 4 Jun 2024
A multilayered lenticular cloud hovers near Mount Discovery, a volcano about 70 km (44 mi) southwest of McMurdo Station in Antarctica.

Polar warning: Warming temperatures mean more than melted ice

Elizabeth Devitt 27 May 2024
Two polar bear siblings play-fighting in the wild on Barter Island, Alaska.

Report ranks 60+ ideas, including geoengineering, to save the Arctic

Jeremy Hance 21 May 2024
Workers loading cement.

Circular solutions vital to curb enviro harm from cement and concrete

Sean Mowbray 18 Apr 2024
Wood pellets for biomass energy. Image courtesy of Dogwood Alliance.

Enviva bankruptcy fallout ripples through biomass industry, U.S. and EU

Justin Catanoso 2 Apr 2024
A farmer shows an unpeeled corn.

Fertilizer management could reduce ammonia pollution from 3 staple crops: Study

Claire Asher 18 Mar 2024
Fakir Altaf Hussain, a fisher in Bangladesh, fishing in his pond.

Pollution poses big risks to global clean water supplies, study shows

Sean Mowbray 6 Mar 2024
Johan Rockström.

Planetary boundary pioneer Johan Rockström awarded 2024 Tyler Prize

Glenn Scherer 29 Feb 2024
The LNG carrier Shahamah in Uraga Channel, Japan.

U.S. natural gas expansion would surrender world to fatal warming, experts say

Shanna Hanbury 27 Feb 2024
A herd of cows.

Agricultural nitrogen pollution is global threat, but circular solutions await

Claire Asher 16 Jan 2024
Melting ice.

Earth on ‘devastating trajectory’ to global tipping points. But there’s hope.

Elizabeth Claire Alberts 12 Dec 2023
A REDD+-supported nursery at Keo Seima Wildlife Sanctuary in Cambodia. Image by John Cannon/Mongabay.

Carbon credit certifier Verra updates accounting method amid growing criticism

John Cannon 28 Nov 2023
Kosnipata Valley in Peru. Image by Rhett A. Butler/Mongabay.

Can impermanent carbon credits really offset forever emissions?

John Cannon 22 Nov 2023
Fossils fuels are emblematic of a “take-make-waste” economic model that is pushing humanity beyond safe limits, experts say.

Circular economy poised to go beyond outdated oil, gas and coal, experts say

Sean Mowbray 16 Nov 2023
A young boy tries to help a fallen donkey stand during a severe drought that struck the Horn of Africa.

Beyond Climate: Fossil fuels rapidly eroding Earth’s ‘safe operating space’

Sean Mowbray 15 Nov 2023

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