• About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
Skip to content
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
Eos

Eos

Science News by AGU

Support Eos
Sign Up for Newsletter
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos

beaches, coasts, & shorelines

A collection of moss, algae, and rocks at the edge of a water body.
Posted inNews

Rocks Formed by Microbes Absorb Carbon Day and Night

by Grace van Deelen 27 January 202627 January 2026

Microbialite ecosystems in South Africa stored an “astonishing” amount of carbon, according to new research.

Two white egrets stand out against a backdrop of green foliage as they stand on the edge of a wetland. They sky above is cloudy.
Posted inNews

Why Are River Deltas Disappearing? They’re Sinking Faster Than Many People Realize

by Elise Plunk 21 January 202621 January 2026

It’s not just that sea levels are rising. Scientists believe fossil fuel extraction and river engineering are also factors behind coastline disappearance.

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 satellite view of a portion of Earth shows the planet’s curved horizon at the top of the image. Green and brown landmasses are cut by two large, blue, winding rivers that empty into the ocean in the foreground. Clouds are visible on the edges of the image.
Posted inResearch Spotlights

New River Chemistry Insights May Boost Coastal Ocean Modeling

Sarah Stanley, Science Writer by Sarah Stanley 9 January 20269 January 2026

By more realistically accounting for river inputs, researchers reduced overestimation of the amount of carbon dioxide absorbed by coastal waters.

A blue and white sign depicting large waves approaching a shoreline as a stick figure person runs away is affixed to fencing near the shoreline. Waves crash against rocks in the background.
Posted inOpinions

When Should a Tsunami Not Be Called a Tsunami?

by Diana J. M. Greenslade and Matthew C. Wheeler 8 December 20258 December 2025

It’s time to redefine the term so it more clearly conveys meaningful risks to coastal communities and prompts them to act when needed.

A red horse stands in a marsh, up to its knees, and looks back at the camera.
Posted inNews

What Salty Water Means for Wild Horses

by Rebecca Owen 21 November 202526 November 2025

New research monitors how saltwater intrusion is affecting the behaviors of Shackleford Banks’s wild horses.

Aerial photo of San Francisco Bay.
Posted inEditors' Vox

Echoes From the Past: How Land Reclamation Slowly Modifies Coastal Environments

by Bas van Maren 19 November 202519 November 2025

Reclamation of tide-influenced areas has a large impact on coastal environments through gradual modification of tidal dynamics, erosion, and siltation.

Two people stand atop a grassy oceanside cliff, looking at a chunk of land that’s broken off.
Posted inResearch Spotlights

Lab Setup Mimics Arctic Erosion

by Saima May Sidik 14 November 202514 November 2025

The new methodology gave researchers valuable insights into why Arctic shorelines are crumbling.

Close-up image of a turquoise breaking wave
Posted inNews

Scientists Tune In to the Ocean’s Sound Waves

by Andrew Chapman 16 October 202516 October 2025

A new technique detects inaudible acoustic signals from crashing waves, opening up possibilities for monitoring sea and atmospheric conditions from shore.

A man crouches on the deck of a ship. He is wearing latex gloves and collecting a water sample from a tank.
Posted inNews

Panama’s Coastal Waters Missed Their Annual Cooldown This Year

by Katherine Bourzac 15 October 202515 October 2025

The unprecedented failure of tropical upwelling will likely affect the country’s fisheries. Scientists aren’t certain whether it will happen again next year.

Posts pagination

1 2 3 … 25 Older posts
A view of a bridge, with the New Orleans skyline visible in the distance between the bridge and the water. A purple tint, a teal curved line representing a river, and the text “#AGU25 coverage from Eos” overlie the photo.

Features from AGU Publications

Research Spotlights

Our Ocean’s “Natural Antacids” Act Faster Than We Thought

30 January 202630 January 2026
Editors' Highlights

Cows, Coal, and Chemistry: The Role of Photochemistry in Methane Budget

27 January 202623 January 2026
Editors' Vox

Bridging the Gap: Transforming Reliable Climate Data into Climate Policy

16 January 202616 January 2026
Eos logo at left; AGU logo at right

About Eos
ENGAGE
Awards
Contact

Advertise
Submit
Career Center
Sitemap

© 2026 American Geophysical Union. All rights reserved Powered by Newspack