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Geophysical Research Letters

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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.

2 maps of the western United States
Posted inEditors' Highlights

Wet Conditions Delay Wildfire Detection

by Guiling Wang 29 August 202328 August 2023

When accompanied by a considerable amount of rainfall, ignition of wildfire by lightning over forested land may not be detected until days later.

Graph from the paper.
Posted inEditors' Highlights

Modeling the Outer Winds of Tropical Cyclones

by Suzana Camargo 15 August 202315 August 2023

A new analytical solution for Emanuel’s theory on how the winds vary with the distance from the hurricane center outside of the core of the storm.

Photo of lightning striking trees.
Posted inEditors' Vox

Lightning-Caused Wildfires are 80 Percent More Likely Under Dry Vegetation

by Krishna Rao, Noah S. Diffenbaugh, Alexandra G. Konings, A. Park Williams, Marta Yebra and Colleen Bryant 2 August 20232 August 2023

Mimicking a randomized control trial of wildfires, scientists use satellites to uncover the key role of vegetation dryness in wildfire risk, aiding wildfire management and preparedness in California.

Satellite view of part of Badwater Basin in Death Valley, Calif., showing meandering river channels running through the arid landscape
Posted inResearch Spotlights

Mud Could Have Made Meandering Rivers Long Before Plants Arrived

by Rebecca Dzombak 31 July 202331 July 2023

New evidence from 1.2-billion-year-old rocks suggests that single, sinuous channels could have formed in muddy floodplain sediments without the stabilizing help of vegetation.

Layers of stacked sedimentary rock of different thicknesses.
Posted inResearch Spotlights

Specious Timescales from Sedimentary Layers

by Saima May Sidik 12 July 202322 August 2023

Changing environments can dramatically change how quickly layers form in sedimentary rocks, leading to incorrect time estimates.

View from space of a massive ash and steam plume erupting from a volcano
Posted inResearch Spotlights

Volcanoes’ Future Climate Effects May Exceed Standard Estimates

Sarah Stanley, Science Writer by Sarah Stanley 29 June 202310 July 2023

Future releases of sulfur dioxide from volcanoes will likely be higher than the reconstructed historical levels currently used for climate predictions.

Graphs from the paper
Posted inEditors' Highlights

Modeling Whole Atmosphere Responses to the Hunga-Tonga Eruption

by Yuichi Otsuka 13 June 20238 June 2023

A high-resolution whole atmosphere simulation captures the strong, global responses up to the thermosphere and ionosphere following the Hunga-Tonga volcano eruption.

Graphs from the paper.
Posted inEditors' Highlights

A New Look at the Changing Water Cycle Over Land

by Alessandra Giannini 29 May 202324 May 2023

Whether warming increases or decreases, rain over land depends on the relationship of soil moisture, evaporation, and aridity which shape rain regimes.

Graphs from the paper.
Posted inEditors' Highlights

Satellite View of African Easterly Waves and Hurricane Formation

by Suzana Camargo 9 May 20235 May 2023

Researchers present a new analysis of surface winds and enthalpy fluxes from satellite retrievals for African easterly waves that intensify into Atlantic hurricanes.

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Features from AGU Journals

RESEARCH SPOTLIGHTS
Geophysical Research Letters
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By Sarah Derouin

EDITORS' HIGHLIGHTS
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“Collaboration Helps Overcome Challenges in Air Quality Monitoring”
By Muki Haklay

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

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