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Climate Change

A satellite image shows a hurricane in the Caribbean Sea.
Posted inNews

Busy Hurricane Season Expected in 2025

by Grace van Deelen 22 May 202522 May 2025

A new NOAA report predicts an active Atlantic hurricane season, though global weather patterns could still shift predictions.

A penguin projectile-pooping on ice near water
Posted inNews

Pungent Penguin Poop Produces Polar Cloud Particles

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 22 May 202522 May 2025

The discovery highlights how penguins and other polar seabirds help shape their environments, even as they are under threat from climate change.

An oil pumpjack at sunrise.
Posted inResearch & Developments

House Passes Megabill Slashing Environmental Protections

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 22 May 202522 May 2025

Early on 22 May, the U.S. House of Representatives passed a massive GOP-backed bill that seeks to push forward President Trump’s domestic policy agenda. Within the bill’s 1082 pages are sweeping repeals of regulations that defend the environment, mitigate climate change, and protect public health.

Satellite view image of the Gulf of Mexico and surrounding regions showing satellite-measured water temperature data represented in hues of blue, pink, and yellow
Posted inScience Updates

Ocean Current Affairs in the Gulf of Mexico

by James A. Austin Jr., Christopher Lowery, Ligia Pérez-Cruz, Jaime Urrutia-Fucugauchi and Anthony H. Knap 19 May 202519 May 2025

Multinational and multidisciplinary studies of the past and present of the Gulf’s Loop Current are helping to reveal what might be in store for coastal communities.

In the foreground is a beach covered in brownish seaweed, farther back is a body of water coated in chunks of floating ice, and in the distance are mountains and the sky.
Posted inResearch Spotlights

Seaweed Surges May Alter Arctic Fjord Carbon Dynamics

Sarah Stanley, Science Writer by Sarah Stanley 16 May 202516 May 2025

Climate change–accelerated seaweed growth could cause seaweed-dependent microbes to proliferate and consume more oxygen, leading to a rise in oxygen-starved zones.

Satellite image of a brown and red rocky landscape with striking geologic folds and curves
Posted inResearch Spotlights

An Ancient Warming Event May Have Lasted Longer Than We Thought

by Rebecca Owen 15 May 20252 July 2025

New research on the Paleocene-Eocene Thermal Maximum used probabilistic analysis to learn more about its duration and how long modern warming could affect the carbon cycle.

意大利一个干涸的、多边形的湖盆展现了 2017 年的干旱状况。
Posted inResearch Spotlights

气候变暖正在改变欧亚大陆的干旱状况

Sarah Derouin, Science Writer by Sarah Derouin 15 May 202515 May 2025

研究人员利用树木年轮记录重建水文气候模式,并找出干旱的驱动因素。

Photo of a person in front of large trees.
Posted inEditors' Highlights

Old Forests in a New Climate

Eric Davidson, president-elect of AGU by Eric Davidson 15 May 202514 May 2025

It’s usually cooler under a forest than outside the forest, but that natural temperature buffering didn’t make global warming any less strong during the last 45 years in an old-growth forest of Oregon.

2 maps of Austinburg, Kentucky, showing climate impacts and the action plan.
Posted inEditors' Highlights

Resilient Solutions Involve Input and Data from the Community

by Kathryn Semmens 14 May 202514 May 2025

Data dashboards assist in understanding a community’s vulnerability to climate impacts, but input from the communities themselves helps identify and support actionable solutions.

Tall glacier face with layered ice wall meeting rocky terrain, with a person in bright-colored clothing at the base.
Posted inNews

Newly Discovered Algae May Speed Melting of Antarctic Ice

by Andrew Chapman 9 May 20259 May 2025

Purple pigmentation in a diverse array of algae absorbs heat and creates a feedback loop responsible for 2% of total daily melting.

Posts pagination

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

The Speedy Particles That Could Help Us Learn More About Uranus

18 June 202618 June 2026
Editors' Highlights

Where Methane is Emitted Matters for Global Burden

18 June 202616 June 2026
Editors' Vox

Small-Scale Indian Ocean Dynamics Underpin Marine Ecology and Climate

4 June 20263 June 2026
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