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Atlantic Ocean

A black, tar-covered glass bottle lies on a beach.
Posted inNews

Plastic Debris Helps Oil Residues Reach Farther Across the Ocean

by Grace van Deelen 20 January 202620 January 2026

Scientists matched oil residues found in Florida to a Brazilian spill thousands of miles away.

A person standing on a boat is overlooking blue water with yellow seaweed on its surface.
Posted inNews

The Northern Sargasso Sea Has Lost Much of Its Namesake Algae

Katherine Kornei, Science Writer by Katherine Kornei 8 January 202612 January 2026

There’s less than a tenth as much Sargassum as there was a few years ago, a shift that may be linked to increasing sea surface temperatures in the Gulf of Mexico.

A colorized image of the North Atlantic Ocean shows swirls of (from top to bottom) blue, green, yellow, and orange.
Posted inResearch Spotlights

What Could Happen to the Ocean’s Carbon If AMOC Collapses

by Rebecca Owen 6 January 20266 January 2026

Mass glacier melting may have led this influential ocean current system to collapse at the end of the last ice age. A pair of modeling studies examines how such a collapse could affect dissolved inorganic carbon and carbon isotopes in Earth’s oceans.

Jewel, a red-headed woman dressed in a blue jacket, speaks at a podium. Two other people are sitting at the table to her right.
Posted inResearch & Developments

Sculpture by Singer-Songwriter Jewel Incorporates Near Real-Time NASA Ocean Data

by Grace van Deelen 18 December 202519 December 2025

The soundscape changes in accordance with near real-time Atlantic Ocean conditions, as the data updates every 12 minutes. “If it’s raining, the piece looks and sounds different. If it’s stormy, the piece is different. It’s a living instrument that the ocean gets to play in real time,” Jewel said.

An underwater reef.
Posted inNews

As Seas Rise, Corals Can’t Keep Up

by Grace van Deelen 14 October 20251 January 2026

Coral reef growth rates in the tropical western Atlantic have slowed to a fraction of what they once were, erasing coastal protection benefits they once offered.

A diver, wearing goggles and an oxygen tank, uses a wrench to repair an underwater cable.
Posted inResearch Spotlights

A Transatlantic Communications Cable Does Double Duty

by Saima May Sidik 16 July 202516 July 2025

A new device enables existing submarine cable networks to measure deep-sea movements. It could ultimately help improve tsunami warnings and climate monitoring.

A satellite image of the Labrador Sea off the coast of Labrador, Canada. Green land can be seen to the left, and white swirls of ice are in the center of the image atop the blue water.
Posted inResearch Spotlights

Water Density Shifts Can Drive Rapid Changes in AMOC Strength

Sarah Stanley, Science Writer by Sarah Stanley 28 May 202528 May 2025

High-latitude variations in density, which appear to be driven by changes in atmospheric pressure, can propagate to midlatitudes and affect the current’s strength within just a year.

A satellite image shows a hurricane in the Caribbean Sea.
Posted inNews

Busy Hurricane Season Expected in 2025

by Grace van Deelen 22 May 202522 May 2025

A new NOAA report predicts an active Atlantic hurricane season, though global weather patterns could still shift predictions.

A boat floats atop an inlet covered in brown Sargassum seaweed.
Posted inNews

Have We Finally Found the Source of the “Sargassum Surge”?

by Sarah Nelson 14 May 202514 May 2025

The complexity of modeling the tropical Atlantic makes identifying the source of the ongoing seaweed blooms difficult.

Fine-grained sand on the ocean floor, marked by the rippling movement of currents
Posted inResearch Spotlights

Mapping the Ocean Floor with Ancient Tides

Aaron Sidder, freelance science writer by Aaron Sidder 6 May 20256 May 2025

A new study uses a paleotidal model to trace the formation of carbon-rich mud deposits over thousands of years.

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