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seafloor

Two men on a boat empty shrimp and other sea creatures out of a large net, which hangs above them and drips water.
Posted inNews

Bottom Trawling Shreds the Seafloor. It May Also Be a Huge Source of Carbon Emissions.

by Max Graham, Grist 24 January 202424 January 2024

Dragging nets along the ocean bed wrecks marine life, but researchers can’t agree on how bad it is for the climate.

Labeled petri dishes and small plastic containers filled with fragments of black glass sit on a tabletop and in sample drawers.
Posted inFeatures

The Importance of Archiving the Seafloor

by Christina DiCenzo, Katherine A. Kelley, Nichole Anest, Cara Fritz and Jeff Donnelly 18 January 202418 January 2024

Marine geological sample repositories are vital for ocean science, climate change studies, and more. The value of their collections is growing amid efforts to meet rising demand for their services.

海底的彩色测深图像,其中海拔最高的点为红色,海拔最低的点为深蓝色。
Posted inResearch Spotlights

大洋中脊两侧的海底形态与岩浆供给有关

by Rebecca Owen 12 January 202412 January 2024

新的研究表明,大洋中脊形态变化的来源可能比科学家们想象的要深。

Bubbles and the silhouettes of fish are seen from below, with light from the surface above them.
Posted inFeatures

Oceanic Cacophony 

by Alka Tripathy-Lang 21 December 202321 December 2023

The ocean is a pretty loud place, and anthropogenic noise is adding another layer to the soundscape.

Close-up view of light-colored, underwater hydrothermal rock formations
Posted inOpinions

A Transformative Carbon Sink in the Ocean?

by Doug Reusch, Kayleigh Brisard, Gil Hamilton and Carson Theriault 12 December 202312 December 2023

Water-rock reactions in some hydrothermal systems produce both hydrogen, which could be tapped for clean energy, and alkaline solutions that could help draw down atmospheric carbon dioxide.

Carbonate gravels up to boulder size (with human scale) are scattered on the seaward side of the island. Mangroves were planted and propagated.
Posted inNews

A Philippine Island Detective Story

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 11 December 202311 December 2023

Researchers snorkeled, drilled, profiled, mapped, and interviewed to unlock clues to how an island was born.

A boxy remotely operated vehicle is lowered by crew in yellow hard hats into the ocean off CCGS Amundsen.
Posted inNews

Local Fishers Help Uncover Coral Clinging to Underwater Cliffs

by Andrew Chapman 6 December 20236 December 2023

Their knowledge led to more accurate seafloor maps and a hidden trove of biodiversity in the Labrador Sea.

A colorful bathymetric image of the seafloor, in which the points at highest elevation are red and the points at lowest elevation are dark blue.
Posted inResearch Spotlights

Seafloor Shapes on the Flanks of Mid-Ocean Ridges Linked to Magma Supply

by Rebecca Owen 5 December 202312 January 2024

New research suggests the source of morphologic variation on mid-ocean ridges might be deeper than scientists thought.

A colorful bathymetric image of the Minami Kasuga seamount, with the highest parts of the mountain in red and the lowest parts in blue
Posted inResearch Spotlights

Subducted Seamounts May Lead to Larger Earthquakes

by Nathaniel Scharping 30 November 202330 November 2023

New findings show that underwater mountains may increase friction along subduction zones, building up stress and making larger ruptures more likely.

Sunset from the ocean drilling communitiy’s scientific workhorse, the Joides Resolution.
Posted inFeatures

There is No JOIDES in Mudville

Damond Benningfield, Science Writer by Damond Benningfield 15 November 202328 August 2024

After almost 4 decades of research, the JOIDES Resolution will retire in 2024, leaving the ocean floor in peace (for now).

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Early Apes Evolved in Tropical Forests Disturbed by Fires and Volcanoes

12 June 202511 June 2025
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Coverage Factors Affect Urban CO2 Monitoring from Space

12 June 202512 June 2025
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Rising Concerns of Climate Extremes and Land Subsidence Impacts

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