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seasonal variability

A beach crowded with people
Posted inNews

Melting Ice in the Polar North Drives Weather in Europe

Katherine Kornei, Science Writer by Katherine Kornei 28 March 202428 March 2024

Influxes of meltwater into the North Atlantic eventually lead to warmer and drier conditions over Europe.

A river cuts through a valley in Alaska in summer.
Posted inNews

Climate Change Is Weakening River Seasonality in the North

by Grace van Deelen 13 March 202414 March 2024

Seasonal flow variability is decreasing as climate change alters Earth’s systems, creating challenges for water management.

A bright Sun shines through the clouds.
Posted inNews

Record-Breaking Temperatures Likely as El Niño Persists

by Grace van Deelen 29 February 202417 April 2024

Global surface air temperatures will likely remain high through early summer because of a continuing El Niño event.

Tall green trees dot a hillside, and a snow-covered mountain appears in the background.
Posted inNews

Spring Heat Waves Pack a Punch for Snowpacks in the Pacific Northwest

Katherine Kornei, Science Writer by Katherine Kornei 19 January 202419 January 2024

New research shows how the snowpack loss due to moderate springtime heat waves outweighed that of a record-shattering summer heat dome.

Hops cones on a hop plant
Posted inNews

A Not-So-Hoppy Future for Beer Drinkers?

by Bill Morris 20 November 202320 November 2023

New research examining the impact of climate change on hops production has brewed up a storm.

A firefighter stands in front of burning grass and trees.
Posted inNews

Climate Change Narrows the Window for Prescribed Fires

by Caroline Hasler 16 November 202316 November 2023

Longer, drier summers may mean fewer opportunities for firefighters to safely burn would-be wildfire fuel in the western United States.

An aerial photo of a lake with dark blue water, surrounded by pine trees and with a few pieces of monitoring equipment, which look like small white rectangles, on its surface.
Posted inResearch Spotlights

Adding Oxygen to a Lake to Explore Methane Emissions

Sarah Stanley, Science Writer by Sarah Stanley 9 November 20239 November 2023

A rare whole-lake experiment suggests that in some cases, low-oxygen conditions may have a smaller impact on methane release to the atmosphere than previously thought.

The Sun rising above Arctic sea ice; view of a meltwater pond and pressure ridges in the foreground
Posted inNews

Arctic Ice Loss Could Shorten Winter Feeding Time for Zooplankton

by Veronika Meduna 2 October 20232 October 2023

The Arctic’s thinning sea ice allows more light to penetrate deeper into the ocean, holding zooplankton far beneath the surface.

Photo of the red Martian surface
Posted inNews

Ancient Mars May Have Had a Cyclical Climate

by Vijay Shankar Balakrishnan 29 September 202329 September 2023

Hexagonal structures in sediments are evidence of repeated wet and dry conditions on the Red Planet.

Posted inFeatures

Как необычная дружба разрушила мифы о вечной мерзлоте

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 20 September 202320 September 2023

“Прекрасные долгие споры” между американским ученым и российским исследователем помогли прояснить несколько фундаментальных предположений о таянии вечной мерзлоты.

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Features from AGU Publications

Research Spotlights

Maybe That’s Not Liquid Water on Mars After All

21 November 202521 November 2025
Editors' Highlights

The Language of the Crust: Investigating Fault-to-Fault Interactions

21 November 202519 November 2025
Editors' Vox

Echoes From the Past: How Land Reclamation Slowly Modifies Coastal Environments

19 November 202519 November 2025
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