oceans

16 Stories

After 445M Years, an 'Unprecedented' Shift in Our Oceans

Larger marine animals now at greater risk of extinction, study finds

(Newser) - Bigger is no longer better, at least when it comes to the extinction threat facing the animals who call our planet's oceans home. In a study published in Science on Wednesday, Stanford researchers reveal what a press release calls an "unprecedented pattern of extinction": large-bodied marine animals, not... More »

Humans Have Polluted Deepest Part of the Oceans: Study

Crustaceans in Mariana, Kermadec trenches rife with chemicals

(Newser) - Survival of the fittest in the depths of the sea likely includes plenty of its own inherent challenges, but now it's got a man-made one to add to the list. A research team out of Scotland's University of Aberdeen has discovered high concentrations of human-created organic pollutants in... More »

Surprise Ocean News: The Octopus Is Booming

Cephalopods increasing in changing waters

(Newser) - You don't have to look far to find bad news about the world's oceans— overfishing , unhealthy coral reefs , you name it—but one group of sea creatures seems to be doing quite well in this changing world: cephalopods. A study in Cell Biology finds that octopuses, squid, and... More »

We Could Be Seeing Biggest-Ever Coral Death

We may lose 5% of world's corals in latest bleaching event: scientists

(Newser) - A coral bleaching event is hitting the globe for just the third time on record, scientists say, and could lead to the biggest coral die-off in history, reports the Guardian . We could lose about 5% of the planet's corals (or 4,500 square miles) this year, while 38% may... More »

US Names 1st Marine Sanctuaries in 15 Years

And Chile creates the 3rd-largest ocean reserve in the world

(Newser) - President Obama declared new marine sanctuaries in Lake Michigan and the tidal waters of Maryland on Monday, while Chile blocked off more than 200,000 square miles of the Pacific Ocean—what it said is the third-largest marine reserve in the world—near the world-famous Easter Island from commercial fishing... More »

Use Products With Microbeads? Stop Now

They're harming ocean species, yet alternatives exist

(Newser) - If you brushed your teeth today—and we hope you did—you may have harmed our oceans and the species swimming in them. A new study out of Oregon State University lays out the microplastic problem in our oceans, freshwater lakes, and rivers, which it partly blames on tiny microbeads... More »

This Man's Plan: Swim Around the World in 450 Days

Martin Strel will pass through bodies of water in 100-plus countries

(Newser) - Martin Strel swims with a knife strapped to his right leg—in case he encounters sharks, "vampire" fish, and other deadly marine life in the world's wildest waters. Yesterday, the 60-year-old marathon swimmer from Phoenix announced the toughest feat of his life: a 10,000-mile around-the-world voyage on... More »

Trillions of Glow-in-the-Dark Fanged Fish Live in Ocean

Bristlemouth is most numerous vertebrate on Earth, though it remains mysterious

(Newser) - What's believed to be the most numerous vertebrate on Earth is also one you've probably never heard of or seen—yet scientists say the bristlefish, a fanged creature that glows in the dark and lives deep down in the ocean, likely numbers in the thousands of trillions, reports... More »

'Thousands' of Hidden Mountains Found in the Sea

Satellite images show seamounts at least a mile high rising from ocean floor

(Newser) - Underscoring how much of the Earth remains mysterious, scientists have located "thousands" of previously unknown underwater mountains, known as "seamounts," reports LiveScience . The discovery, announced in this month's Science journal, was a joint effort between a European Space Agency satellite and one from NASA that used... More »

99% of Ocean Plastic Is AWOL

Bad news: It's probably entering our food chain

(Newser) - Millions of tons of plastic thought to be floating around the world’s oceans have gone missing. But that's not the good news one might think. According to a new study , marine animals could be ingesting our garbage, reports the Verge . Up to 99% of the most microscopic plastic... More »

Mystery of 'Missing Plastics' Solved in Arctic Ice

Melting will release 1T plastic pieces into oceans: study

(Newser) - So about the hundreds of millions of tons of plastics we've been releasing into the oceans—it went where, exactly? According to a new study , much of it was trapped in Arctic ice and will be released as the ice melts, USA Today reports. At current melting rates, more... More »

Thanks, Humanity: Ocean Floor Is a Garbage Dump

Study of 32 ocean sites finds not one free of human litter

(Newser) - In the depths of European oceans, you'll find coral, sand—and old Heineken cans. Yup, human litter can be found even in the most far-reaching places on the planet, according to one of the biggest scientific surveys ever done of the seafloor. Using video and trawling surveys between 1999... More »

New Water Source: Under the Sea?

Vast reserves found beneath coastal shelves

(Newser) - Under trillions of tons of water might not be the most obvious place to look for ... more water, but that's where scientists have found vast reserves of freshwater that could sustain future generations as aquifers run dry. Water resources under seabeds were once thought to be rare, but researchers... More »

Oceans Careening Toward Mass Extinction

Thanks to a whole raft of issues 'unprecedented in Earth's known history'

(Newser) - Our oceans are in bad shape—so bad in fact, that a mass extinction may already be under way, thanks to a deadly intersection of global warming, declining oxygen, and acidification, plus overfishing and pollution, the Guardian and Reuters report. A new study from the International Program on the State... More »

Mars Once Had Earth-Like Oceans

Red planet 'was at least transiently water': Prof. Josef Dufek

(Newser) - A far denser atmosphere may have allowed Earth-like oceans to flourish on Mars billions of years ago, the Telegraph reports. Analyzing data from the Mars rover Spirit, Professor Josef Dufek of Georgia Tech University concluded that the planet's atmosphere was once 20 times denser—perfect for harboring lots of... More »

Oceans Acidifying at Highest Rate in 300M Years

Columbia researchers warn of dangers to marine life

(Newser) - Industrial emissions are causing the oceans to acidify at a fast rate—the fastest in 300 million years, say researchers from Columbia University. That could spell danger for sea creatures. In the last century alone, the pH of the oceans dropped by 0.1 units. That's 10 times faster... More »

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