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surface waves & tides

An ocean wave prepares to break, while other waves close in behind it under a hazy sky.
Posted inResearch Spotlights

Exploring the Mantle Through Microseisms

by Rebecca Owen 21 September 202321 September 2023

A new method for examining the tiny vibrations of Earth caused by ocean swells could help reveal details of deep-Earth structure.

Photo of a flooded neighborhood.
Posted inEditors' Vox

Unlocking the Secrets of Floods: Breakthroughs in Riverine and Coastal Modeling

by Keighobad Jafarzadegan, Hamed Moftakhari and Hamid Moradkhani 5 July 20235 July 2023

To enhance flood modeling, it is imperative to gain a comprehensive understanding of the causative mechanisms and cutting-edge models and tools, while also acknowledging their uncertainties. 

Beachgoers swim and lounge seaside on a calm day on a Catalan beach. The waters are a clear light blue, the sky is partly cloudy, and colorful buildings fill the background.
Posted inNews

Spain’s Seafaring Sports See Fewer Calm Days

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 2 June 20232 June 2023

Knowing the best days for calm or active water activities can strengthen the local economy and help tourists optimize their trips.

Photo of the surface of Jupiter’s icy moon, Europa.
Posted inEditors' Highlights

Rotation of Europa’s Icy Shell Driven by Deep Ocean Currents

by Susan Trumbore 18 May 202317 May 2023

A model using currents in the deep ocean to drive rotation of Europa’s ice shell from below can explain why its surface may drift despite being tidally locked.

Diagrams from the paper
Posted inEditors' Highlights

A Turning Point for Estuaries Worldwide

by Gonéri Le Cozannet 4 April 20237 June 2023

As estuarine barriers are built in response to sea level rise, flooding, and salinization, more research is needed to better understand their implications for human activities and ecosystems.

World map using color to show the occurrence of extratropical cyclones
Posted inEditors' Highlights

Tracking Ocean Waves from Extratropical Cyclones on Global Scale

by Ryan P. Mulligan 20 January 202318 January 2023

A new way of tracking ocean waves with satellite measurements was developed and applied to extratropical cyclones, revealing the effects of storm characteristics on extreme sea states.

Una vista del Ártico congelado vista desde una elevación moderada. El paisaje contiene estanques de agua derretida distribuidos aleatoriamente. Cuatro científicos, pequeños y vistos desde la distancia, se paran sobre el hielo en la parte derecha de la imagen.
Posted inNews

El derretimiento del hielo marino del océano Ártico potencia las mareas

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 3 January 202327 January 2023

Si el cambio climático anula el ciclo estacional de hielo y deshielo, se desencadenaría un ciclo de retroalimentación de derretimiento del hielo marino en algunas partes del Ártico canadiense.

Two maps using color to show sea level and resulting self-attraction and loading field.
Posted inEditors' Highlights

Accurate Ocean Tides for Earth System Models

by Stephen M. Griffies 1 December 202216 February 2023

Accurate tide models require self-attraction and loading terms, but can this calculation be done accurately and efficiently for use in global tide and Earth system models?

Two maps showing locations of seismic arrays.
Posted inEditors' Highlights

Can Anelastic Attenuation of Oceanic Mantle be Reliably Measured?

by Fan-Chi Lin 26 October 20224 August 2023

A new study demonstrates that robust anelastic attenuation measurements can be made across ocean bottom seismic arrays at different locations using surface wave array analysis.

Diagrams from the paper that show a representation of the pore pressure change and well water level in a semi-confined aquifer due to Earth tide strains.
Posted inEditors' Highlights

Modeling Groundwater Responses to Earth Tides

by Beatriz Quintal 19 October 202217 October 2022

Tidal fluctuations in water well levels can reveal characteristics of the subsurface, and a new model based on coupled physics delineates the limitations of inherently simplistic analytical solutions.

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EDITORS' VOX
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“What We Know and Don’t Know About Climate Tipping Elements”
By Seaver Wang

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