Ocean acidification News

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144 stories

The world’s oceans face triple planetary crisis: Report

Bobby Bascomb 30 Sep 2025

Oysters could help fight climate change, study finds

Bobby Bascomb 16 Sep 2025
A blacktip reef shark. Image by Charles J. Sharp via Wikimedia Commons (CC BY-SA 4.0).

Sharks risk losing their bite as oceans turn acidic: Study

Shreya Dasgupta 27 Aug 2025
A ray swims over seagrass in Australia.

As ocean acidification ramps up, experts call for speedy ocean protection

Sean Mowbray 26 Jun 2025

Global ocean acidification has passed safe planetary boundary threshold: Study

Bobby Bascomb 11 Jun 2025
The iconic Earthrise photograph, snapped by an Apollo 8 astronaut on the first manned mission to the moon on Christmas Eve, 1968. Image courtesy of NASA.

Earth Day check-in: Planetary boundaries in peril

Bobby Bascomb 22 Apr 2025
The world’s oceans naturally absorb vast amounts of atmospheric carbon dioxide.

Electrochemical removal of ocean CO2 offers potential — and concerns

Sean Mowbray 20 Dec 2024
Coral reef in Sombrero Island, Philippines.

Coral reefs could survive climate change, but in altered state, study says

Keith Anthony Fabro 5 Dec 2024
Coral reef.

Research proving impact of ocean acidification on marine life urgently needed: Report

Shreya Dasgupta 18 Oct 2024
A jellyfish swims in the sun in the mangroves.

Inaugural Planetary Health Check finds ocean acidification on the brink

Sean Mowbray 23 Sep 2024
A sea turtle in Ningaloo Reef, Australia.

As waterbodies lose oxygen, are we breaching a potential planetary boundary?

Elizabeth Claire Alberts, Glenn Scherer 13 Aug 2024

Sylvia Earle on the greatest threat to our oceans

Romi Castagnino 9 Aug 2024

‘Our life support system is at risk’: Interview with ‘Her Deepness’ Sylvia Earle

Elizabeth Claire Alberts 3 May 2024
A phytoplankton bloom in the Baltic Sea captured by Copernicus Sentinel-2 mission.

Is ocean iron fertilization back from the dead as a CO₂ removal tool?

Jeremy Hance 14 Nov 2023
Biologist Mario Moscatelli (right) supervises the work of a colleague during the replanting of mangroves in Jardim Gramacho, close to a disused dump. The area is the most polluted part of the bay and exists under the shadow of the city’s infamous criminal organizations.

Rio de Janeiro’s defender of mangroves

Mongabay.com 9 Aug 2023

The endless struggle to clean up Rio de Janeiro’s highly polluted Guanabara Bay

Andrew Johnson 1 Aug 2023
A fish in a plastic glove.

Clean me a river: Southeast Asia chokes on Mekong plastic pollution

Juliette Portala 18 Jul 2023
Blue starfish in coral reef.

Re-carbonizing the sea: Scientists to start testing a big ocean carbon idea

Jeremy Hance 25 Jan 2023
Macroalgae and sea anemones.

Hunting for future-proof marine plants in the acidic waters bathing a volcano

Guia Baggi 28 Dec 2022
A sea butterfly (Limacina helicina) whose shell has been weakened by ocean acidification. (NOAA Photo Library, CC-BY-2.0)

Melting ice created the perfect storm for a rapidly acidifying Arctic Ocean

Luis Melecio-Zambrano 7 Dec 2022
Arctic sea ice melts.

Arctic sea ice loss to increase strong El Niño events linked to extreme weather: Study

Alec Luhn 24 Oct 2022
A coral reef in Sharm el Sheikh

‘One more thing’ about plastics: They could be acidifying the ocean, study says

Elizabeth Claire Alberts 4 Oct 2022
A hogfish in the coral reefs

Acid test: Are the world’s oceans becoming too ‘acidic’ to support life?

Elizabeth Claire Alberts 13 Sep 2022

In Japanese waters, a newly described anemone lives on the back of a hermit crab

Liz Kimbrough 2 Aug 2022
Sugar kelp hanging on its growing lines. Image courtesy of Claudia Geib for Mongabay.

‘The return of land to Indigenous people is key’: Q&A with Shinnecock Kelp Farm’s Tela Troge

Claudia Geib 20 Jun 2022

Efforts to dim Sun and cool Earth must be blocked, say scientists

Shanna Hanbury 24 Jan 2022

In hot water: Ocean warming hits another record high on climate change

Elizabeth Claire Alberts 14 Jan 2022
Pine forest in California's Sierra Nevada. Photo credit: Rhett A. Butler

Climate philanthropy’s opportunity for impact: Q&A with Bridgespan’s Sonali Patel

Rhett Ayers Butler 7 Sep 2021

Though humanity exceeds key ‘planetary boundaries’ there are many solutions

Mike Gaworecki 8 Apr 2021

The nine boundaries humanity must respect to keep the planet habitable

Claire Asher 30 Mar 2021

2020’s top ocean news stories (commentary)

Callie Steffen, Emma Critchley and Douglas McCauley 21 Dec 2020

For sustainable business, ‘planetary boundaries’ define the new rules

Elizabeth Claire Alberts 18 Nov 2020

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