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Geophysical Research Letters

cold-temperatures-trigger-slow-moving-landslides-Japan-clay
Posted inResearch Spotlights

Cold Temperatures Set Off Slow-Moving Landslides

by A. Branscombe 8 August 20166 October 2021

Falling ground temperatures in the cold season are found to trigger shallow, slow-moving landslides on slopes with clayey soil.

Curiosity-rover-mineral-samples-liquid-groundwater-oxygen-atmosphere-Mars
Posted inResearch Spotlights

Minerals Hint at Liquid Groundwater, More Oxygen in Mars's Past

by Sarah Stanley 5 August 20163 January 2023

Manganese deposits in Gale Crater fractures are similar to Earth features that usually require flowing water and highly oxidizing conditions.

Posted inResearch Spotlights

Going Against the Flow: Documenting Seasonal Current Reversal

by A. Branscombe 3 August 201618 October 2022

Scientists discover the source of a coastal Korean current that reverses its flow in the summer.

carbon-dioxide-emissions-paris-climate-negotiation-2-degree-limit
Posted inResearch Spotlights

Tackling the Paris Temperature Targets

by L. Crane 29 July 201623 September 2022

The global temperature targets established in Paris in 2015 are ambitious; new research examines what it would take to achieve those targets.

Asia-Irrigation-Affects-Africa-Rainfall
Posted inResearch Spotlights

How Irrigation in Asia Affects Rainfall in Africa

by Sarah Stanley 28 July 201619 October 2021

Up to 40% of the total rainfall in arid parts of East Africa may be caused by water vapor from farming practices in South Asia.

Phytoplankton-bloom-California-Current-El-Niño
Posted inResearch Spotlights

In the Eastern Pacific Ocean, the "Blob" Overshadows El Niño

by Sarah Stanley 27 July 201615 November 2021

Underwater gliders and ocean modeling reveal unexpectedly weak El Niño effects on a major West Coast current.

A thermal infrared image of the 1991 Mount Pinatubo eruption shows cooler temperatures at the top of the ash cloud.
Posted inResearch Spotlights

Volcanic Eruptions Stir an Already Complex Atmosphere

by L. Crane 25 July 201617 November 2022

A study of Earth's atmospheric response to major volcanic eruptions seeks to reconcile contradictions between observations and climate models.

Electric winds remove the components of water from Venus's upper atmosphere.
Posted inResearch Spotlights

Venus's Unexpected, Electrifying Water Loss

by Mark Zastrow 20 July 20164 May 2022

New research shows that an electric field surrounding Venus is stripping its atmosphere of water—and the same phenomenon may plague exoplanets scientists hope might be habitable.

Rain over California’s Owen’s Valley in early May 2016. The 2015–2016 El Niño, which officially ended in late May, was one of the strongest El Niños on record.
Posted inResearch Spotlights

Monster El Niño Not Enough to Quench California Drought

by Lauren Lipuma 15 July 20167 March 2023

New research shows that the Sierra Nevada snowpack will likely not recover from the current drought until 2019.

Posted inResearch Spotlights

Arctic Survey Hunts for Missing Nitrogen and Phosphorus

by David Shultz 5 July 20167 March 2023

A new survey of ocean waters flowing in and out of the Arctic may shed light on how dissolved organic nitrogen and phosphorus contribute to nutrient cycling in the Arctic.

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Features from AGU Journals

RESEARCH SPOTLIGHTS
Earth’s Future
“How to Build a Climate-Resilient Water Supply”
By Rachel Fritts

EDITORS' HIGHLIGHTS
AGU Advances
“How Do Atmospheric Rivers Respond to Extratropical Variability?”
By Sarah Kang

EDITORS' VOX
Reviews of Geophysics
“Rare and Revealing: Radiocarbon in Service of Paleoceanography”
By Luke C. Skinner and Edouard Bard

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