The Pacific Ocean is now so acidic that it’s dissolving the shells of crabs, according to a new study published in the journal Science of the Total Environment. The study, funded by the National ...

An unhealthy sea butterfly, or pteropod, showing effects of ocean acidification including ragged, dissolving shell ridges on upper surface, a cloudy shell in lower right quadrant, and severe abrasions ...

The world's oceans are in trouble. Every day, 22 million tons of carbon dioxide from factories, cars, power plants and other human sources are absorbed by the world's oceans. The result? A frightening ...

A new assessment finds that the world’s oceans crossed the safe threshold for acidification in 2020, breaching a key planetary boundary and posing serious threats to marine life. Ocean acidification ...

How will the climate crisis affect one of the ocean’s fiercest predators? New research published Wednesday has examined what might happen to sharks’ highly specialized, flesh-cutting teeth. As carbon ...

Researchers and hatcheries are exploring new ways to protect shellfish in the Pacific Northwest, although Trump budget cuts may thwart their efforts. Researchers and hatcheries are exploring new ways ...

Here’s what you’ll learn when you read this story: Planetary boundaries outline how far past pre-industrial conditions Earth can get before anthropogenic activity has detrimental effects on the ...

Scientists have known for decades that soaring atmospheric carbon dioxide emissions are causing changes in ocean chemistry, threatening marine life and ecosystems. In June 2025, a study found that ...

Across the globe, oceans are acidifying as they absorb carbon dioxide from the atmosphere, threatening coral reefs and many other marine organisms. A new study, led by oceanographers at the University ...

Hawaiian coral reefs may face unprecedented ocean acidification within 30 years, driven by carbon emissions. A new study by University of Hawai‘i researchers shows that even under conservative climate ...