Here’s what’s publicly reported about AMOC (Atlantic Meridional Overturning Circulation) lately.
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The latest headlines reflect ongoing research and debate about timing and likelihood of AMOC changes. Some studies suggest the risk of a shutdown could rise under high-emission scenarios and could occur after 2100, while others emphasize that an imminent collapse this century is unlikely or uncertain. These mixed messages stem from different models, scenarios, and assumptions about ice melt and feedbacks.[2][4]
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Recent coverage also notes that some researchers see potential signs of weakening or variability in North Atlantic deep convection, but there is no consensus that a near-term collapse is inevitable, and observations remain limited.[7][2]
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Public perception and policy discussions lately have stressed urgency for emission reductions to limit tipping-point risks, even if a hard collapse isn’t guaranteed in the near term.[1][2]
If you’d like, I can pull the most recent primary papers and summarize their methods and timelines, or monitor outlets for new developments over the next few weeks. Would you prefer a quick trend recap, or a deeper dive with model caveats and regional impacts?
Citations:
- The Guardian study discussing models extending to 2300–2500 and varying collapse probabilities under different emissions.[1]
- Phys.org coverage on high-emission scenarios showing possible AMOC shutdown after 2100.[2]
- Phys.org discussion of the view that an imminent collapse this century is unlikely, with caveats.[4]
Sources
North America would see changes in temperature and precipitation, and coastal regions could suffer up to 70 centimeters of sea-level rise.
www.the-express.comAt the end of October, 42 climate scientists sent an open letter to the Nordic Council of Ministers, urging them to draw attention to the major ocean circulation change in the Atlantic. “A string of scientific studies in the past few years suggests that this risk has so far been greatly underestimated”, they write.
www.icos-cp.euThe Atlantic Meridional Overturning Circulation (AMOC) – a major transporter of heat to the north Atlantic and northwestern Europe – is unlikely to collapse this century.
www.metoffice.gov.ukClam shells could help scientists understand the Atlantic Ocean's sensitive circulation system — and predict whether that crucial system might catastrophically collapse.
www.washingtonpost.comAtlantic Meridional Overturning Circulation (AMOC) helps to regulate the Earth’s climate and weather
www.whoi.eduAre we on the cusp of a real-life "The Day After Tomorrow"? Here's what the experts say.
www.cbsnews.comScientists say 'shocking' discovery shows rapid cuts in carbon emissions are needed to avoid catastrophic fallout
www.theguardian.comThe Atlantic Meridional Overturning Circulation (AMOC)—a major transporter of heat to the north Atlantic and northwestern Europe—is unlikely to collapse this century, according to new research.
phys.orgUnder high-emission scenarios, the Atlantic meridional overturning circulation (AMOC), a key system of ocean currents that also includes the Gulf Stream, could shut down after the year 2100. This is the conclusion of a new study, with contributions by the Potsdam Institute for Climate Impact Research (PIK). The shutdown would cut the ocean's northward heat supply, causing summer drying and severe winter extremes in northwestern Europe and shifts in tropical rainfall belts.
phys.orgIt uses state-of-the-art models to estimate the shutdown could happen between 2037 and 2064, and that it's more likely than not to collapse by 2050.
www.cnn.com