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North America

Background image of a mine overlain by images of a wind turbine, a computer tablet, a jet plane, an electric car charging port, and wheat in a field.
Posted inScience Updates

Geological Surveys Unite to Improve Critical Mineral Security

by P. Emsbo, C. Lawley and K. Czarnota 5 February 20216 December 2021

A three-nation consortium is pooling geological expertise and resources to address vulnerabilities in supplies of these crucial natural resources.

Satellite image of the Bering Strait
Posted inNews

Overturning in the Pacific May Have Enabled a “Standstill” in Beringia

Bas den Hond, Science Writer by Bas den Hond 21 January 20212 September 2022

During the last glacial period, a vanished ocean current may have made the land bridge between Asia and the Americas into a place where humans could wait out the ice.

Watery mud accumulates between rows of crops.
Posted inNews

European Colonists Dramatically Increased North American Erosion Rates

Rachel Fritts, Science Writer by Rachel Fritts 11 January 202124 February 2022

Around 200 years ago, when conversion of land for agriculture became more widespread, the amount of sediment accumulating in riverbeds across the continent jumped tenfold.

Smoke rises from a singed landscape, meeting the clouds above a swath of boreal forest punctuated by lakes.
Posted inNews

Feedback Loops of Fire Activity and Climate Change in Canada

by Saima May Sidik 8 December 20201 April 2022

New research documents how a warming climate contributes to patterns in wildfire severity and frequency and how the fires contribute to climate change.

Jonny Wu (left) and Spencer Fuston point to a slide displaying mantle tomography in the North Pacific Ocean.
Posted inNews

The Resurrection Plate Is Dead, Long Live the Resurrection Plate

Rachel Fritts, Science Writer by Rachel Fritts 16 November 202027 January 2023

Using a technique similar to taking a CT scan of Earth, researchers found the possible remnants of a long-debated “missing” tectonic plate.

A rocky landscape with short vegetation in the Canadian tundra
Posted inResearch Spotlights

¿Cómo Afecta el Reverdecimiento del Ártico al Agua Subterránea?

Kate Wheeling, freelance science writer by Kate Wheeling 13 November 20206 February 2023

Nuevas investigaciones examinan cómo los cambios en la ecología de la superficie influyen en la hidrología subterránea en el Ártico.

A 3D computer illustration of Hesperosuchus, an extinct genus of crocodylomorph reptiles
Posted inNews

A Little-Known Mass Extinction and the “Dawn of the Modern World”

by S. Norris 9 November 202027 October 2022

Volcanic eruptions in what is now western Canada may have triggered a million years of rain and a mass extinction that launched the reign of the dinosaurs.

Dead tree and sand in Death Valley, Calif.
Posted inNews

Winter Drought Relief Unlikely in Western U.S.

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 16 October 202014 February 2022

This year is still on track to be one of the hottest years on record around the globe.

View looking out a helicopter cockpit over remote eastern Alaska landscape
Posted inScience Updates

Ancient Rivers and Critical Minerals in Eastern Alaska

by A. Bender, R. Lease, J. V. Jones III and D. Kreiner 29 July 20206 December 2021

Fieldwork is revealing a history of landscape evolution over the past 5 million years that links climate change and river capture to critical mineral resources across the Alaska-Yukon border.

A rocky landscape with short vegetation in the Canadian tundra
Posted inResearch Spotlights

How Does a Greening Arctic Affect Groundwater Recharge?

Kate Wheeling, freelance science writer by Kate Wheeling 11 June 202014 March 2023

New research examines how shifts in aboveground ecology influence belowground hydrology in the Arctic.

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What Goes Up Must Come Down: Movement of Water in Europa’s Crust

31 July 202531 July 2025
Editors' Vox

JGR: Space Physics Launches New Instrumentation Article Type

23 July 202521 July 2025
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