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proxies

Electron microscopy image of the charcoal found at the Than Formation in Saurashtra Basin, Gujarat, India.
Posted inNews

Cretaceous Charcoal Gives a Glimpse of Plant Evolution

by Meghie Rodrigues 18 April 20225 June 2023

New data from vegetal charcoal in northwest India supports the theory of paleowildfires as a global phenomenon and an evolutionary force for biodiversity.

Rain clouds hang over a valley in Uttarakhand, India.
Posted inNews

Higher Sea Surface Temperatures Could Lead to a Weaker Monsoon

by T. V. Padma 6 April 202226 October 2022

Most climate models predict that the South Asian monsoon will strengthen with climate change, but new research indicates warmer ocean temperatures may lead to a drier phenomenon.

Una explosión de luz solar sobre una Tierra nublada.
Posted inNews

Pequeños cambios climáticos podrían verse magnificados por procesos naturales

Damond Benningfield, Science Writer by Damond Benningfield 1 March 202227 March 2023

Un nuevo estudio utiliza técnicas de modelado para descubrir cómo pequeños incidentes de calentamiento pueden convertirse en eventos hipertermales que duran miles de años.

Sand dunes flank a freshwater lake.
Posted inNews

Estimating Lake Evaporation Just Got Easier

by Issa Sikiti da Silva 9 February 202211 February 2022

A new method standardizes freshwater lake measurements and shows they are losing a fifth of their inflow to evaporation.

Photo of a scientific raft used to extract sediment cores from Caldeirao Lake on Corvo Island, Azores.
Posted inNews

Sediments Suggest Vikings May Have Been the First to Settle the Azores

by Santiago Flórez 4 January 20224 October 2022

A multidisciplinary team studying lake sediments and climate change found evidence that the archipelago was inhabited 700 years earlier than historical sources claim.

A small flock of sheep graze by the water’s edge in the Faroe Islands.
Posted inNews

Ancient Eruptions Reveal Earliest Settlers on the Faroe Islands

by Freda Kreier 16 December 202120 December 2021

Lake sediment is helping scientists resolve a decades-long historical mystery.

Posted inResearch Spotlights

Tubos de lava terrestres podrían ofrecer información sobre la vida extraterrestre

Aaron Sidder, freelance science writer by Aaron Sidder 29 November 202129 November 2021

Una nueva investigación encuentra que Actinobacteria en cuevas de lava fijan carbón y sobreviven independientemente de aportes superficiales, ofreciendo una nueva perspectiva en la investigación de la vida fuera de la Tierra.

Trees with a view of Italy’s Mount Etna behind.
Posted inNews

Supergreen Trees Can Signal Sites of Eruptions

by J. Besl 8 November 202126 April 2022

Tree core chemistry can explain what happened before Mount Etna’s 2002 eruption and suggests that trees could play a role in rebuilding past eruptions.

Margaritifera laevis shells on the bottom of a river.
Posted inNews

Freshwater Mussel Shells May Retain Record of Alpine Snowpack

by Stacy Kish 4 October 202129 March 2023

A new study explores a possible proxy for seasonal freshwater input that could elucidate changes in alpine snowpack as the planet warms.

Lava tubes at Lava Beds National Monument in California
Posted inResearch Spotlights

Earthly Lava Tubes May Offer Insights into Extraterrestrial Life

Aaron Sidder, freelance science writer by Aaron Sidder 21 September 202118 January 2022

New research finds that Actinobacteria in lava caves fix carbon and survive independent of surface inputs, offering a fresh perspective in the search for life beyond Earth.

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Features from AGU Journals

RESEARCH SPOTLIGHTS
Geophysical Research Letters
“Neural Networks Map the Ebb and Flow of Tiny Ponds”
By Sarah Derouin

EDITORS' HIGHLIGHTS
Community Science
“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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