Four primary “engines” of the Atlantic Meridional Overturning Circulation (AMOC)

This blog post and the “Deep Dive” podcast, created by Google Gemini Pro and NotebookLM, provide a brief summary of the four primary "engines" of the Atlantic Meridional Overturning Circulation (AMOC) based on Pickart et al. (2003), Chafik & Rossby (2019),, Lozier et al. (2019), Zou et al. (2020), Petit et al. (2020), Chafik et... Continue Reading →

Nordic Seas are the Primary Driver of the AMOC

This blog post and the “Deep Dive” podcast, created by NotebookLM, are based on “Volume, Heat, and Freshwater Divergences in the Subpolar North Atlantic Suggest the Nordic Seas as Key to the State of the Meridional Overturning Circulation” by Chafik and Rossby (2019). Research by Chafik and Rossby identifies the Nordic Seas as the primary driver of... Continue Reading →

Outstanding Labrador Sea cooling episodes of the early 1990s remotely increased the Irminger Sea Overturning by 20%

This blog post and the “Deep Dive” podcast, created by NotebookLM, are based on “Decadal changes in Atlantic overturning due to the excessive 1990s Labrador Sea convection” by Böning et al. (2023). Deep beneath the surface of the Atlantic, a colossal current system is constantly at work. Known as the Atlantic Meridional Overturning Circulation (AMOC),... Continue Reading →

While the Labrador Sea contributes little to the AMOC’s strength, it is still the express lane

The recent shift in understanding (the OSNAP results) doesn't mean the Labrador Sea is irrelevant; it just changes its job description. It is less of a "pump" and more of a "conduit" and a "collector." Here is the detailed breakdown of how it works. This blog post was generated by Google Gemini Pro and NotebookLM.... Continue Reading →

Surge of Fresh Water Paradoxically Strengthened the Labrador Sea Overturning Circulation

This blog post and the “Deep Dive” podcast, created by NotebookLM, are based on “Strengthening of Labrador Sea Overturning Linked to Subsurface Freshening Over Recent Decades” by Li et al. (2026). Introduction: The Ocean's Engine and a Long-Standing Puzzle The Atlantic Ocean is home to a vast, powerful system of currents often called the "ocean's... Continue Reading →

A Highway of Heat to the Arctic: Why a Vital Ocean Current Is Losing Its Chill

This blog post and the “Deep Dive” podcast, created by NotebookLM, are based on “Reduced cooling in the Norwegian Atlantic Slope Current: investigating mechanisms of change from 30 years of observations” by Baumann et al. (2025). This research analyzes thirty years of hydrographic data to investigate why Atlantic Water in the Norwegian Atlantic Slope Current is cooling less as it travels... Continue Reading →

The Atlantic’s Long Reach: How tropical Ocean Warming Fuels Greenland’s Melt

This blog post and the “Deep Dive” podcast, created by NotebookLM, are based on “Surface warming over Greenland amplified by remote forcing from tropical Atlantic” by Zhang et al. (2025). Recent research indicates that sea surface temperature variability in the tropical North Atlantic acts as a remote driver for the significant warming of the Greenland... Continue Reading →

Rethinking the AMOC Variability: Why the Irminger Sea—Not the Labrador Sea—Is the True Center of Action

This blog post and the “Deep Dive” podcast, created by NotebookLM, are based on “Irminger Sea Is the Center of Action for Subpolar AMOC Variability” by Chafik et al. (2022). Summary: Chafik et al. (2022) identified the Irminger Sea as the primary "center of action" for driving fluctuations in the subpolar Atlantic Meridional Overturning Circulation... Continue Reading →

The Nordic Seas Overturning Circulation Is Set to Rebound After the 2040s

This blog post and the “Deep Dive” podcast, created by NotebookLM, are based on “Future strengthening of the Nordic Seas overturning circulation” by Årthun et al. (2023). When we talk about climate change and the ocean, one of the most prominent stories is the weakening of the Atlantic Meridional Overturning Circulation (AMOC). This vast system... Continue Reading →

The Atlantic’s Weakening Pulse: How a Slowing Ocean Current Could Reshape Our Climate and Coasts

This blog post and the “Deep Dive” podcast, created by NotebookLM, are based on "State of the Science Fact Sheet: Atlantic Meridional Overturning Circulation (AMOC)" by NOAA Science Council. This NOAA fact sheet briefly explains the Atlantic Meridional Overturning Circulation (AMOC), defining it as a critical ocean current that transports heat, salt, and carbon by... Continue Reading →

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