Oceans and climate change News

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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
A mariscadora uses a clam rake to dredge for shellfish off Cambados in Galicia. Image by Naomi Mihara for Mongabay

In northern Spain, climate change is killing shellfish — and women’s livelihoods

Naomi Mihara, Natalie Donback 29 Jun 2024
Coral reefs seen along the coast in an aerial photo.

New approach to restore coral reefs on mass scale kicks off in Hawai‘i

Elizabeth Claire Alberts 25 Jun 2024
A phytoplankton bloom in the Baltic Sea captured by Copernicus Sentinel-2 mission.

Can iron fertilization of the oceans help solve the climate crisis? (commentary)

Dr. David Koweek, Dr. Sara Nawaz 10 Jun 2024
Trawlers docked outside Sihanoukville. Screenshot from ‘Illegal fishing and land grabs push Cambodian coastal communities to the brink’ by Andy Ball / Mongabay.

Small-scale fishers lose out to trawlers in race to catch Cambodia’s last fish

Andy Ball, Gerald Flynn, Vutha Srey 30 May 2024
Baby bonga shad (Ethmalosa fimbriata).

As catches fall, Sierra Leone’s artisanal fishers turn to destructive practices

Josef Skrdlik 27 May 2024
A type of ophidiiform

Twilight zone fishing: Can we fish the ocean’s mesopelagic layer?

Elizabeth Claire Alberts 15 May 2024
A visual reconstruction of the February 19, 2023 incident in which a Hong Kong-flagged cargo vessel reportedly hit the Indian fishing boat, Ruby, 450 nautical miles away from Kanyakumari, the southernmost tip of India.

Warming seas push India’s fishers into distant, and more dangerous, waters

Imran Muzaffar and Aliya Bashir 23 Apr 2024
Guna homes on the coastline of Gardi Sugdub Island.

Panama delays promised relocation of sinking island community

Aimee Gabay 17 Apr 2024
Fluorescing and bleached reef in New Caledonia in 2016.

Global coral bleaching now underway looks set to be largest on record

Elizabeth Claire Alberts 16 Apr 2024
Humpback whales.

Huge new no-fishing zones give Antarctic marine predators and their prey a break

Elizabeth Claire Alberts 14 Mar 2024

‘Corals dying’ as yet more bleaching hits heat-stressed Great Barrier Reef

Elizabeth Claire Alberts 5 Mar 2024
A whale shark with remoras.

Summit on migratory species sides with science, throws shade on deep-sea mining

Elizabeth Claire Alberts 23 Feb 2024
Walruses east of Svalbard in the Barents Sea.

The new Arctic: Amid record heat, ecosystems morph and wildlife struggle

Sharon Guynup 14 Feb 2024
Koraï divers prepare to install a frame housing young hard corals in the protected waters of Antsoha Island, off northwestern Madagascar.

From exporting coral to restoring reefs, a Madagascar startup rethinks business

Valisoa Rasolofomboahangy 6 Feb 2024
Workers at a mangrove nursery in Dam, a coastal town in Pakistan's Balochistan province. Image by Ayaz Khan for Mongabay.

Pakistan bucks global trend with 30-year mangrove expansion

Ayaz Khan 5 Feb 2024
A coral reef and its residents in the Galapagos Islands, Ecuador. Image ©Greg Asner/divephoto.org.

2023’s top ocean news stories (commentary)

Ana Spalding, David Obura, Diva Amon, Minna Epps, Rhett Bennett, U. Rashid Sumaila 16 Jan 2024
Sunrise over mangroves in Australia.

Did the tides turn for oceans at COP28? Climate summit draws mixed reviews

Elizabeth Claire Alberts 14 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
Mona Webber pointing at a mangrove restoration site on Norman Manly Highway.

Jamaica battles relentless plastic pollution in quest to restore mangroves

Elizabeth Claire Alberts 21 Nov 2023
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
Two Antarctic fur seals playing at St. Andrews Bay, South Georgia.

Amid record melting, countries fail again to protect Antarctic waters

Francesco De Augustinis 30 Oct 2023
Coral spawning.

Climate refugees? As the sea warms, corals thrive in Japan’s cool waters

Annelise Giseburt 25 Oct 2023
A trawler Naoned in the European part of North Atlantic Ocean.

Record North Atlantic heat sees phytoplankton decline, fish shift to Arctic

Juliette Portala 12 Oct 2023

An ‘aquatic moonshot’ in Vietnam aims to fight livestock methane with seaweed

Michael Tatarski 11 Oct 2023
Local fishermen harvesting seaweed in Bangladesh.

Seaweed: The untapped economic potential for Bangladesh

Farhana Parvin 10 Oct 2023
Plastics of all shapes, sizes, colors and composition enter the ocean every day, with largely unknown impacts.

Microplastics pose risk to ocean plankton, climate, other key Earth systems

Claire Asher 9 Oct 2023
Pierre Friedlingstein is a member of the IPCC and a climate professor.

‘We don’t have much time’: Q&A with climate scientist Pierre Friedlingstein

Sarah Brown 13 Sep 2023
A coal mine in South Kalimantan, Indonesia.

U.N. ‘stocktake’ calls for fossil fuel phaseout to minimize temperature rise

John Cannon 12 Sep 2023
Arctic sea ice.

Sensing tech used in oil pipelines can also track Arctic sea ice, study shows

Abhishyant Kidangoor 11 Sep 2023
Starfish on a tree reef raised out of the water.

Study finds old pear trees make for surprisingly rich reef habitats

Elizabeth Claire Alberts 11 Sep 2023
A coral reef in southern Pacific.

Hope, but no free pass, as Pacific corals show tolerance to warming oceans

Elizabeth Claire Alberts 30 Aug 2023

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