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Coral Bleaching

Coral Reefs in French Polynesia Are Stuck Between Life and Death

Scientists’ discovery of hollowed coral skeletons after a 2019 bleaching event reveals a reef that isn’t coming back.

By Ryan Green

A diver checks the coral reefs of Moorea in French Polynesia during a major bleaching event on May 9, 2019. Credit: Alexis Rosenfeld/Getty Images
Acropora corals stick out of the water during low tide on Nov. 27, 2021, in Tatakoto, French Polynesia. Credit: Alexis Rosenfeld/Getty Images

US Government Is Accelerating Coral Reef Collapse, Scientists Warn

By Johnny Sturgeon

Boaters in a kayak off the coast of La Jolla Shores, California, in December 2025. Credit: Kevin Carter/Getty Images

Ocean Warming Breaks Record for Ninth Straight Year

By Johnny Sturgeon

Arizona State University researchers use advanced mapping techniques to pinpoint locations where high levels of fecal bacteria are driving ocean contamination on West Hawaii’s coastline. Credit: Courtesy of ASU Global Airborne Observatory

Raw Sewage Sneaking Into West Hawaii’s Coastal Waters Threatens Coral Reefs and Public Health, Scientists Find

By Jaylan Sims

More than 500 reef building coral species are found around Panaon Island, recently designated by the Phillipine government as a protected seascape. Credit: Danny Ocampo/Oceana Philippines

In the Philippines, a New Protected Seascape Safeguards ‘Super Reefs’

By Teresa Tomassoni

Workers handle a fishing net next to a commercial trawler docked at the port of Nea Michaniona in northern Greece on May 22. Credit: Sakis Mitrolidis/AFP via Getty Images

UN Ocean Conference Opens With a Call to Defend the Deep Sea

By Teresa Tomassoni

WHOI marine biologist Amy Apprill conducts a visual survey of a degraded coral reef in St. John to count the number of young corals that have recently settled on the reef. Credit: Dan Mele/Woods Hole Oceanographic Institution

The Race to Engineer Coral Reef Solutions in the U.S. Virgin Islands

By Teresa Tomassoni

Fish swim over a reef affected by coral bleaching from extreme heat on May 8, 2024, in Trat, Thailand. Credit: Sirachai Arunrugstichai/Getty Images

Some Hopeful News About the Future of the World’s Corals

Interview by Aynsley O’Neill, “Living on Earth”

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