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temperature

An illustration showing a cross section of Earth
Posted inResearch Spotlights

Iron Is at the Core of This Earth Science Debate

Aaron Sidder, freelance science writer by Aaron Sidder 10 March 20236 April 2023

A new study investigates iron’s form at the planet’s interior. The findings have repercussions for understanding the inner core’s structure.

Black hills covered in snow in front of a deep blue sea and tall white mountains.
Posted inResearch Spotlights

A Deeper Dive into Wintry, Carbon-Absorbing Antarctic Waters

Aaron Sidder, freelance science writer by Aaron Sidder 8 March 20238 March 2023

Cold surface water in the Southern Ocean is a critical component in ocean carbon uptake. A new study profiles it using state-of-the-art research techniques.

Photo of a brown landscape with a waterfall in the center flowing into a turbulent pool
Posted inNews

Silicate Weathering Throttles the Global Thermostat

by Nathaniel Scharping 8 March 20238 March 2023

The natural breakdown of some rocks sucks carbon dioxide out of the atmosphere. Knowing how quickly it happens could help scientists engineer solutions to the climate crisis.

Satellite image of cloud systems in the North Pacific
Posted inEditors' Highlights

Landfall Temperature of Atmospheric Rivers on the US West Coast

by Minghua Zhang 3 March 202330 January 2024

Atmospheric rivers that start in warm areas of the North Pacific generally stay warm, leading to warmer landfall temperatures in the western United States.

Three ants crawl on a vine. The ants and the vine are seen in silhouette with a yellow sunset behind them.
Posted inNews

Ants Aren’t Adapting to Warmer Temperatures

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 17 February 202317 February 2023

Foraging in hotter-than-desired temperatures could negatively affect ants’ biology and the forest ecosystems that they support.

Aerial photo of blue water dotted with tall, green islands
Posted inNews

Some Corals Are More Heat Resistant Than Thought

by Nathaniel Scharping 6 February 202321 February 2023

The vast genetic diversity of corals means there are some that may survive warming waters. Now scientists just need to find them.

Two graphs from the paper with temperature on the x-axis and pressure on the y-axis.
Posted inEditors' Highlights

Unprecedented Constraint on the Martian Mesopause Temperature

by Jun Cui 11 January 202318 January 2023

The middle atmosphere of Mars is a critical region influenced by both waves from below and solar radiation from above, but until now there have been very few observational constraints on this region.

On the right is the first stratigraphic section of the Grand Canyon, from Powell’s 1875 report, showing what would later be termed the Great Unconformity. A is the metamorphic basement—the oldest rocks that have been contorted. B is the Precambrian Grand Canyon Supergroup, which is composed of tilted sedimentary rocks that lack fossil assemblages. C indicates flat-lying Paleozoic rocks, which contain fossils marking the explosion of life. Two unconformities can be seen at x and y, with the former marking the Great Unconformity. The image on the left is a recent photograph of the Grand Canyon from Walhalla Plateau, with the red line showing the Great Unconformity. Blue lines trace the tilted layers below the famed surface, and yellow lines trace the flat-lying sedimentary rocks on top.
Posted inNews

The Great Unconformity or Great Unconformities?

by Alka Tripathy-Lang 23 December 202231 January 2023

Some scientists think the Great Unconformity was caused by Snowball Earth’s glaciations. Recent work suggests these phenomena might not be related.

A map of land surface temperatures across the Pacific Northwest. Temperature is shown as a color gradient from blue to red.
Posted inResearch Spotlights

Far-Flung Forces Caused the 2021 Pacific Northwest Heat Wave

by Saima May Sidik 23 December 20221 March 2023

Air from thousands of kilometers away spiraled down to drape the Pacific Northwest in blistering heat.

Two people, flanked by two observers, stand among a field of boulders, guiding a large hand drill through the length of a white fossilized coral.
Posted inNews

El Niño Varies More Intensely Now Than in the Past Millennium

by Luis Melecio-Zambrano 15 December 20221 February 2023

Researchers found evidence for a strengthening El Niño in living and fossilized Galápagos corals.

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Features from AGU Publications

Research Spotlights

Machine Learning Simulates 1,000 Years of Climate

27 August 202527 August 2025
Editors' Highlights

Quantifying Predictability of the Middle Atmosphere

5 September 20255 September 2025
Editors' Vox

Experienced Researcher Book Publishing: Sharing Deep Expertise

3 September 202526 August 2025
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