The world’s oceans, once thought vast and indestructible, are now showing alarming signs of decline. Recent research from the Potsdam Institute for Climate Impact Research reveals that Earth has ...

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 ...

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 ...

MAYOTTE, INDIAN OCEAN - NOVEMBER 2017: Diver from the Mayotte Marine Natural Park carry out a survey on the reef, called REEFCHECK, on November 27, 2017, Mayotte, Comoros archipelago, Indian Ocean.

Sharks are the most feared predators in the sea, and their survival hinges on fearsome teeth that regrow throughout their lives. But changes in the ocean's chemistry could put those weapons at risk.

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 ...

Welcome to today’s edition of Boiling Point. I’m Ian James, a reporter on The Times climate and environment team, filling in for my colleague Sammy Roth. As the burning of fossil fuels and other human ...

This is read by an automated voice. Please report any issues or inconsistencies here. PORTLAND, Maine — Sharks are the most feared predators in the sea, and their survival hinges on fearsome teeth ...