Hacker News with Generative AI: Oceanography

Meltwater from Greenland and the Arctic is weakening ocean circulation (theconversation.com)
A vast network of ocean currents nicknamed the “great global ocean conveyor belt” is slowing down. That’s a problem because this vital system redistributes heat around the world, influencing both temperatures and rainfall.

Climate Change, Oceanography, Global Warming, Environmental Science

21 points by Gedxx 1 day ago | 8 comments

A Diver Found a Ring Lost 50 Years Ago Near Barbados (nytimes.com)

Oceanography, Archaeology

21 points by samclemens 8 days ago | 7 comments

We discovered that the ocean's surface absorbs much more CO₂ than thought (theconversation.com)
The oceans play a pivotal role in drawing down atmospheric carbon dioxide (CO₂) and have so far acted as a brake on the full impact of climate change.

Climate Change, Oceanography, Science, Environmental Science

6 points by zeristor 12 days ago | 0 comments

Iceberg A-68: The story of how a mega-berg transformed the ocean (bbc.com)
The world's largest icebergs – which can be larger than entire countries in some cases – break off the Antarctic ice sheet. As they drift and melt in the Southern Ocean, they create a unique environment around them.

Climate Change, Oceanography, Antarctica, Environmental Science

46 points by otoolep 25 days ago | 0 comments

Global Catastrophe Looms as Key Ocean Current Nears Collapse, Experts Warn (gizmodo.com)
The collapse of one of the world’s most important ocean currents, a disaster that would wreak havoc on Earth’s ecosystems, is generally considered unlikely. But in a newly issued open letter, leading climate scientists warn that the threat has been underestimated and call for immediate action.

Climate Change, Oceanography, Environmental Science, Global Warming, Disaster

8 points by rntn 31 days ago | 4 comments

Climate expert on potential collapse of Atlantic circulation (theguardian.com)
The dangers of a collapse of the main Atlantic Ocean circulation, known as Amoc, have been “greatly underestimated” and would have devastating and irreversible impacts, according to an open letter released at the weekend by 44 experts from 15 countries.

Climate Change, Oceanography, Science, Environment

8 points by pseudolus 31 days ago | 0 comments

Plankton balloon to six times size in newly discovered mode of oceanic travel (phys.org)
Many plankton journey from the cold, dark depths of our oceans to the surface, only to eventually drift down again into the darkness in a perpetual rhythm. Yet, how single-celled phytoplankton, most of which have no appendages to help them swim, make this pilgrimage has remained a mystery.

Marine Biology, Science, Oceanography, Plankton

95 points by wglb 36 days ago | 13 comments

Earth Is on the Brink of Breaching a 7th of Nine 'Planetary Boundaries' (smithsonianmag.com)
A new “health check” for our planet sounds an alarm bell on rising ocean acidification, which is driven by carbon dioxide levels in the atmosphere

Climate Change, Environmental Science, Oceanography, Planetary Boundaries

104 points by Brajeshwar 57 days ago | 135 comments

Ocean waves grow way beyond known limits (phys.org)
Scientists have discovered that ocean waves may become far more extreme and complex than previously imagined.

Oceanography, Science, Climate Change

143 points by wglb 60 days ago | 74 comments

Three-Dimensional Wave Breaking (nature.com)
Although a ubiquitous natural phenomenon, the onset and subsequent process of surface wave breaking are not fully understood.

Science, Physics, Fluid Dynamics, Oceanography

24 points by wawayanda 65 days ago | 3 comments

Giant underwater avalanche decimated Atlantic seafloor 60k years ago (livescience.com)

Geology, Oceanography, Natural Disasters

29 points by Brajeshwar 85 days ago | 15 comments

New Seamount and Previously Unknown Species Discovered (schmidtocean.org)

Oceanography, Marine Biology, Discovery

6 points by divbzero 86 days ago | 1 comments

The Atlantic is cooling at record speed and nobody knows why (scihb.com)

Climate Change, Oceanography, Science

39 points by RickJWagner 94 days ago | 39 comments

Is Europe headed towards a new Ice Age as ocean current nears collapse? (thenationalnews.com)