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beaches, coasts, & shorelines

Ocean waves crash, releasing water droplets into the air.
Posted inNews

Ocean Waves Mist Decades-Old PFAS into the Atmosphere

by Grace van Deelen 22 April 202422 April 2024

“Forever chemicals” enter the air as sea spray aerosols, polluting coastlines and beyond.

Satellite image of a barrier island.
Posted inEditors' Highlights

Barrier Islands Are at the Forefront of Climate Change Adaptation

by Gonéri Le Cozannet 12 April 202412 April 2024

Coastal evolution modeling sheds light on the impacts of coastal development and adaptation decisions on barrier islands in the era of sea-level rise.

Houses and roads in a shallow bay with green mountains in the background
Posted inNews

American Samoa’s Sinking Land Speeds Up Sea Level Rise

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 29 March 202429 March 2024

A new interactive tool is helping residents understand how their lands and homes are at risk.

Posted inFeatures

هل يمكن لغمر الأعشاب البحرية أن يبرّد المناخ؟.

by Saima May Sidik 20 March 202420 March 2024

يمكن للأعشاب البحرية المغمورة أن تخزّن الكربون في قاع المحيط، ولكن يظل من غير الواضح مدى فاعلية هذه الاستراتيجية، وكيف ستؤثر على صحة المحيط.

Global map with dots.
Posted inEditors' Highlights

Where and How Sea-Level Rise Threatens Coastal Areas and Communities

by Alberto Montanari 19 March 202418 March 2024

To better understand how sea-level rise threatens coastal areas, scientists propose a new indicator to estimate the risk of coastal flooding under climate change.

A sea otter floats in water, looking at the camera.
Posted inNews

Sea Otters’ Appetite for Crab Is Helping Strengthen Estuary Banks

Rachel Fritts, Science Writer by Rachel Fritts 6 March 20246 March 2024

Apex predators can have a powerful impact on coastal erosion rates by keeping grazer populations down, but their influence has been largely overlooked.

Satellite image showing the coast of Australia and dark blue ocean. Within the ocean are swirls of green from algae blooming where cold water is upwelling.
Posted inResearch Spotlights

Researchers Compare Observations Versus Modeling of Coastal Carbon Cycle

Sarah Derouin, Science Writer by Sarah Derouin 4 March 20244 March 2024

While storing carbon dioxide, the coastal ocean also releases methane and nitrous oxide. New research shows that understanding the impact of coastal oceans on climate requires more research into these fluxes and how they counteract each other.

Fishing boats drive through a channel near Dulac, Lousiana.
Posted inNews

Mapping Sinking Land for Tribal Resilience in Louisiana

by Grace van Deelen 29 February 202425 March 2024

The Grand Caillou/Dulac Band of Biloxi Chitimacha Choctaw Tribe has been losing land to the sea, which could hamper efforts to gain federal recognition.

Kelp gigante en agua azul y soleada.
Posted inNews

Cuando los bosques en la tierra arden, los bosques submarinos sienten el impacto

by J. Besl 31 January 202431 January 2024

El kelp es un hábitat, un sumidero de carbono y un agente aglomerante en tu helado. Pero estudios recientes muestran que los bosques de kelp en California son afectados por el destino de sus contrapartes sobre tierra.

Closeup photo of a piece of black plastic coated in yellowish ocean and coastal organisms
Posted inNews

In the Great Pacific Garbage Patch, New Marine Ecosystems Are Flourishing

by Tim Brinkhof and Knowable Magazine 23 January 202423 January 2024

Sea life, stuck to plastic bottles and other human trash, has journeyed far from coastal habitats—and may threaten local species

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Features from AGU Publications

Research Spotlights

Seismic Anisotropy Reveals Deep-Mantle Dynamics

21 October 202521 October 2025
Editors' Highlights

New Evidence for a Wobbly Venus?

29 September 202525 September 2025
Editors' Vox

Publishing Participatory Science: The Community Science Exchange

20 October 202517 October 2025
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