Ocean warming News

RSS
177 stories

Mauritius rethinks coral restoration as reefs suffer from another mass bleaching

Malavika Vyawahare 30 Oct 2025
Washed-up North Sea cod in Haroldswick, Scotland. Image courtesy of Mike Pennington (CC BY-SA 2.0).

UK fish stocks in trouble as catch limits exceed scientific advice: Report

Shanna Hanbury 29 Oct 2025
A harp seal on ice.

Arctic seals edge closer to extinction as sea ice vanishes

Keith Anthony Fabro 23 Oct 2025

Losing Nemo: In the Red Sea, clownfish vanish as anemones bleach

Liz Kimbrough 14 Oct 2025

Five crucial Earth systems near a tipping point: Report

Bobby Bascomb 14 Oct 2025
North Pacific Ocean temperature anomalies on September 28, 2025. Positive values denotes areas warmer than average; negative values means cooler than average. Image via NOAA Coral Reef Watch.

Northeast Pacific endures fourth-largest marine heat wave on record

Shreya Dasgupta 30 Sep 2025
Thwaites Glacier in Antarctica.

Scientists weigh giant sea curtain to shield ‘Doomsday Glacier’ from melting

Gloria Dickie 24 Sep 2025

Panama upwelling fails in 2025, threatening marine ecosystems

Bobby Bascomb 19 Sep 2025
Small-scale fishers unloading buckets of fish from their boats in South Sulawesi, Indonesia.

24 years on, part one of WTO treaty curbing fisheries subsidies takes effect

Elizabeth Fitt 17 Sep 2025
Two walruses atop a small piece of floating Arctic sea ice.

No new record low for Arctic sea ice loss in 2025

Gloria Dickie 16 Sep 2025

Indonesia’s giant Java seawall plan sparks criticism & calls for alternatives

Basten Gokkon 11 Sep 2025
Island in the South Pacific, Fiji. Image by Rhett A. Butler/Mongabay.

Top court delivers a ‘huge’ climate win for island nations

Mike DiGirolamo 9 Sep 2025
A man walks past kelp in the Pacific Ocean at La Jolla Shores, San Diego.

Post-Blob, California’s kelp crisis isn’t going away

David Helvarg 9 Sep 2025
A school of barracuda in the Solomon Islands, a small island developing state in the Pacific Ocean.

Climate change is driving fish stocks from countries’ waters to the high seas: Study

Edward Carver 29 Aug 2025
A green sea turtle (Chelonia mydas) swims along the Great Barrier Reef off Australia.

Scientists warn ocean-based climate fixes lack rules and oversight

Edward Carver 27 Aug 2025
Sea fans in a coral reef in San Pedro, Belize. Image by Fabrice Dudenhofer / Ocean Image Bank.

Belize project seeks out heat-resilient corals to protect its reefs

Marco Lopez 19 Aug 2025
A sperm whale.

Ocean-based carbon storage ramps up, bringing investment and concern

Sean Mowbray 19 Aug 2025
A barberfish (Johnrandallia nigrirostris) swimming through Pocillopora corals in Panama's Coiba National Park.

Microbiomes may be corals’ secret weapon against climate change: Study

Marlowe Starling 14 Aug 2025
Yellowfin tuna, one of the seven major commercial tuna species, attempt to outswim a seine net in the Seychelles. Fishing is the second largest industry on this small Pacific Island, and like many other Pacific Islands, it faces major revenue losses as tuna shift their migration patterns into the high seas due to climate change.

How will fisheries change in a hotter world? Experts share

Claudia Geib 13 Aug 2025

Batang coal plant’s seawater permit imperils marine life, fishing communities

Basten Gokkon 26 Jul 2025
Purple and gray Wellington’s solitary corals. Image courtesy of Inti Keith/Charles Darwin Foundation.

Coral once feared extinct rediscovered in the Galápagos after 25 years

Shanna Hanbury 11 Jul 2025
Corals and fish in Lighthouse Reef atoll, Belize.

Restoration, protection aim to save Belize’s coral reef from extreme heat and disease

Marco Lopez 9 Jul 2025
Paddle boarders over a coral reef in Indonesia.

Will temperate seas act as refuge for coral reefs? Not in time, study says

Edward Carver 8 Jul 2025
Julio and Isaac Blanco fish octopus along the coast of Asturias, Spain, using traditional nasas cages.

Two coasts, one struggle for octopus fishers battling overfishing and warming waters

Davide Mancini, Paola Margu 30 Jun 2025
A brittle star (Gorgonocephalus sp.), recognizable by its numerous abundantly branched arms, attached to a white coral (Desmophyllum pertusum).

First-ever assessment highlights threats to Atlantic cold-water corals

Keith Anthony Fabro 30 Jun 2025
A ray swims over seagrass in Australia.

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

Sean Mowbray 26 Jun 2025

The Caribbean’s hardiest corals (cartoon)

Rohan Chakravarty 24 Jun 2025
Clown anemonefish live symbiotically with anemone

When heat waves hit, clownfish shrink to survive, study finds

Keith Anthony Fabro 18 Jun 2025
A snapper hunting silver fish in a mangrove patch.

One-two punch for mangroves as seas rise and cyclones intensify

Elizabeth Fitt 9 Jun 2025
Humpback whales in Western Australia. Image courtesy of Emilie Ledwidge/Ocean Image Bank.

World Oceans Day: Scientists find new clues about frontiers of ocean life

Mongabay.com 6 Jun 2025
Bleached coral.

New method can detect nearly every coral genus in Japan from water samples

Edward Carver 5 Jun 2025
Fish in Samoa.

Samoa’s new marine spatial plan protects 30% of the country’s ocean

Claire Turrell 4 Jun 2025

you're currently offline