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Oceans

Expert marine mammal researchers used high-powered binoculars called “big eyes” to search for the vaquita porpoises, which are typically hard to see due to their small size and shy nature. Credit: Paula Mosa

Rare Sightings of Critically Endangered Vaquita Spark Cautious Optimism About the Species’ Ability to Recover

By Teresa Tomassoni

Andrea Crosta, executive director of Earth League International, has been investigating the illegal totoaba trade since 2018 as part of his organization’s Operation Fake Gold. Credit: Carolyn Van Houten/The Washington Post via Getty Images

Inside the Fight to Stop the Illegal Trade Driving the Vaquita Porpoise Toward Extinction

By Teresa Tomassoni

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

A green sea turtle grazes on seagrass in Turks and Caicos. Credit:Teresa Tomassoni/Inside Climate News

After Decades of Protections, Green Sea Turtles Have Been Saved From the Brink of Extinction—for Now

By Teresa Tomassoni

Sperm whales swim near the Eastern Caribbean island of Dominica. Sperm whales are the deepest diving mammals on Earth, going as far as 3,000 meters. Credit: Amanda Cotton/CETI

AI Is Decoding Whales’ Communications. Could That Be a Turning Point in the Push for Their Rights?

By Katie Surma

A humpback whale jumps out of the waters of the Pacific Ocean near Cabo San Lucas, Mexico. Credit: Alfredo Martinez/Getty Images

Whale and Dolphin Migrations are Being Disrupted by Climate Change

By Teresa Tomassoni

A phytoplankton bloom off the East Coast of the United States shows how the chlorophyll produced by photosynthesis tints the ocean green. A new study finds that concentrations of plankton are declining in many ocean regions. Credit: NASA Earth Observatory

Earth’s Oceans Lose Some of Their Luster

By Bob Berwyn

A view of the Shoesmith Glacier on Horseshoe Island on Feb. 21. Credit: Sebnem Coskun/Anadolu via Getty Images

Scientists Warn About the ‘Greenlandification’ of Antarctica

By Bob Berwyn

New research shows disruption of key ocean currents that could heat low-latitude oceans and intensify dangerous weather extremes like 2025 Tropical Storm Sara, which triggered emergencies in Honduras. Credit: Orlando Sierra/AFP via Getty Images

New Study Shows Disruption of Ocean Currents That Stabilize the Global Climate

By Bob Berwyn

Fish swim underwater at the North Seymour Island dive site in the Galapagos archipelago, Ecuador. Credit: Ernesto Benavides/AFP via Getty Images

A Turning Point for the Ocean: What the High Seas Treaty Means

By Teresa Tomassoni

Freshly caught tuna are offloaded from the hold of a fishing vessel in Ghana’s Port of Tema. Credit: Kyle LaFerriere/WWF-US

Human Impacts on Ocean Could Double or Triple by 2050, a New UC Santa Barbara Study Warns

By Teresa Tomassoni

An AI-generated humpback whale (left) is seen next to an actual photo of a humpback whale. This hyperrealistic duplicate shows how far generative AI has come, experts say. Credit: Duke MaRRS Lab

Could These ‘Deepfake’ Whales Aid Conservation Efforts?

By Kiley Price

At Climate Week NYC, an official said the United Kingdom would expand offshore wind as part of its national climate action plan. Here, in Belfast, Norther Ireland, wind turbine blades are assembled in Belfast Harbor. Credit: Peter Titmuss/UCG/ Universal Images Group via Getty Images

At Climate Week, Chile and the UK Commit to Ocean-Based Action Plans Ahead of COP30

By Teresa Tomassoni

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

A humpback whale feeds on Antarctic krill in Fournier Bay of the Antarctic Peninsula. Credit: Chris Johnson/WWF-AUS

Charting Whale ‘Superhighways’ for Conservation

By Teresa Tomassoni

Freshly cleaned oysters are seen in Nova Scotia’s Chance Harbour. Credit: Molly MacNaughton/IJB

Sewage Taints Canadian Oysters. Then Americans Eat Them

By Agatha Khishchenko, Andy Lehren, Dori Seeman, Robert Cribb and Molly MacNaughton

Woods Hole researchers, Adam Subhas (left) and Chris Murray, conducted a series of lab experiments earlier this year to test the impact of an alkaline substance, known as sodium hydroxide, on copepods in the Gulf of Maine. Credit: Daniel Hentz/Woods Hole Oceanographic Institution

Can We Alter the Ocean to Counter Climate Change Faster? This Experiment Aims to Find Out

By Teresa Tomassoni

Gentoo penguins on Cuverville Island in the western Antarctic. Like seals and whales, they eat krill, an inch-long shrimp-like crustacean that forms the basis of the Southern Ocean food chain. But penguin-watchers say the krill are getting scarcer in the western Antarctic peninsula, under threat from climate change and fishing. Credit: Eitan Abramovich/AFP via Getty Images

Record Krill Catch Prompts Early End to Fishing Season in Antarctica and Growing Calls to Protect its Fragile Ecosystems

By Teresa Tomassoni

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