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oceans

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Sep 25

Watch 7:03
The future of ocean life is bleak if we don’t cut carbon emissions

The world's oceans and seas have already absorbed an enormous amount of excess heat in our climate system, according to a new UN report. And the risks of dire consequences for marine and coastal life will get significantly worse if…

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May 23

Watch 3:01
Marine biologist Sylvia Earle on why the ocean matters

Marine biologist Sylvia Earle has spent more than four decades at the forefront of ocean exploration -- and at age 83, she shows no signs of slowing down. Earle was the first female chief scientist of the U.S. National Oceanic…

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Sep 25

Watch 6:02
Plastic lasts more than a lifetime, and that’s the problem

By Amna Nawaz, Lorna Baldwin

Around the world, waves of plastic are washing ashore and clogging landfills. Even though plastic pollution is now one of the largest environmental threats facing humans and animals, our appetite for the virtually indestructible material keeps growing. Amna Nawaz and…

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Jul 18

Watch 5:29
This aquatic grass could help shellfish threatened by ocean acidification

By Jes Burns, OPB/EarthFix

An increase in carbon emissions are showing up not only in the air, but also in water. Now researchers and shellfish farmers are teaming up to see how marine plants can help stave off the effects of ocean acidification. Special…

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Jul 09

Starbucks, citing ocean threat, plans to ditch plastic straws

By Associated Press

Starbucks will eliminate plastic straws from all of its locations within two years, citing the environmental threat to oceans.

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Aug 29

Watch sea urchins turn themselves inside out to be reborn

By Joshua Cassidy and Carrie Boyle, KQED SCIENCE

Every summer, just beyond the crashing surf, hundreds of millions of tiny sea urchin larvae prepare for one of the most dramatic transformations in the animal kingdom.

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Jul 07

Watch 7:36
To study Earth’s most extreme environment, researchers wire up an undersea volcano

By PBS News Hour

Hundreds of miles off the coast of Oregon and Washington, there's an undersea volcano known as Axial Seamount. Two months ago when it began spewing lava, it wasn't a secret to a group of scientists engaged in a groundbreaking research…

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Oct 26

Can Alaska’s waters be a respite for sick sea stars?

By Katie Campbell, KCTS9/EarthFix

A deadly disease has been wiping out West Coast starfish for more than a year. One place that has held off the disease the longest is Alaska. Researchers recently traveled there to search for new clues.

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Sep 25

Watch
U.S. expands pristine national monument in the middle of the Pacific

By PBS News Hour

A region of the Pacific Ocean that is home to thriving colonies of rare and endangered species will be protected as the world’s largest marine preserve, under an executive order by President Obama. Hari Sreenivasan learns more from Elliott Norse…

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Sep 25

Marine preserve to become world’s largest in new expansion

By Josh Lederman, Associated Press

NEW YORK — Thousands of miles off America's shores, an ocean preserve flush with rare seabirds, turtles and marine mammals will grow to roughly three times the size of California under a memorandum that President Barack Obama signed Thursday.

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