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Atmospheric Sciences

News 5 March 2021

Auroral “Dunes” Light Up Earth’s Atmosphere

The auroral feature, first spotted by amateur astronomers in 2015, likely traces high-altitude atmospheric waves.

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Geohealth

News 16 February 2021

Sooty Layers in Stalagmites Record Human Activity in Caves

Scientists analyzing cave formations in Turkey find layers of soot and charcoal in stalagmites, revealing that humans—and their fires—occupied caves thousands of years ago.

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Planetary Sciences

News 27 January 2021

An Asteroid “Double Disaster” Struck Germany in the Miocene

By analyzing sediments jostled by ground shaking, researchers have shown that two impact craters near Stuttgart were created by independent asteroid impacts rather than a binary asteroid strike.

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Climate Change

News 22 January 2021

Tree Rings Reveal How Ancient Forests Were Managed

By analyzing thousands of oak timbers dating from the 4th to 21st centuries, scientists have pinpointed the advent of a forest management practice.

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Biogeosciences

News 13 January 2021

A Culinary Silver Lining of Climate Change: More Truffles

The cultivation potential of a popular truffle species will increase in central Europe by 2050, global climate models predict.

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Geohealth

News 24 December 2020

Experimentos Revelan Cómo el Carbono del Permafrost se Convierte en Dióxido de Carbono

Muestras de campo provenientes de Alaska muestran cómo la luz solar y el hierro convierten el carbono del permafrost en dióxido de carbono. Los modelos climáticos ignoran este proceso.

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Atmospheric Sciences

News 22 December 2020

Mount Everest Can Sometimes Feel Lower Than K2

Variations in air pressure on the top of Mount Everest affect oxygen availability, changing the perceived elevation of the summit by hundreds of meters.

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Hydrology, Cryosphere & Earth Surface

News 17 December 2020

Waterways Change as Cities Grow Nearby

Using multidecadal data sets, researchers have traced how urbanization affects streamflow across the continental United States.

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Hydrology, Cryosphere & Earth Surface

News 14 December 2020

Tracing the Moisture That Nourishes the World’s Highest Glacier

Using data from weather stations on and around Mount Everest, scientists find that the Khumbu Glacier receives most of its moisture from the Bay of Bengal.

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Biogeosciences

News 11 December 2020

La Geología y la Química Impulsan la Migración Animal en el Serengueti

Trabajo de campo en Tanzania sugiere que la química del suelo—influenciada por el vulcanismo local y la actividad tectónica—podría ayudar a determinar la migración sin precedentes de más de un millón de ñus.

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