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Climate Change

A satellite image of the west coast of Africa shows a white swirl of clouds beginning to form.
Posted inResearch Spotlights

Warming May Make Tropical Cyclone “Seeds” Riskier for Africa

by Sean Cummings 19 December 202519 December 2025

Intensified hurricane precursors may linger longer over the continent, worsening extreme flooding hazards.

An aerial image shows a green, grassy area where there are large rectangular indentations in the ground. Trees are visible on either side of the frame, and a road is visible on the left.
Posted inNews

How Ancient Indigenous Societies Made Today’s Amazon More Resilient

by Sofia Moutinho 18 December 202518 December 2025

Portions of the forest managed by pre-Columbian populations hold higher biomass and are more able to withstand climate change.

A large, angular adobe building is seta gainst the backdrop of a rocky mountain covered in evergreen trees.
Posted inResearch & Developments

Trump Administration Plans to Break Up NCAR

by Emily Gardner and Grace van Deelen 17 December 202518 December 2025

The Trump administration is planning to dismantle the National Center for Atmospheric Research, one of the world’s leading climate and Earth science research laboratories, according to a statement from Russ Vought, director of the White House Office of Management and Budget, to USA Today. 

Two people sitting in a car point at an electronic tablet that depicts a map.
Posted inNews

Amid the Arctic’s Hottest Year, Arctic Science Faces a Data Deficiency

by Grace van Deelen 16 December 202516 December 2025

The 20th annual Arctic Report Card reveals new highs in temperature and new lows in sea ice, as well as an uncertain outlook for the availability of federal data.

Coral reef with healthy corals and corals with signs of bleaching.png Alt text: Sun shines onto a coral reef with a mix of bleached and healthy coral.
Posted inNews

Could Stratospheric Aerosol Injection Help Save Corals from Bleaching?

by Albert Chern 10 December 20251 January 2026

New research indicates a well-studied form of climate intervention might at least buy time for many at-risk reefs.

Two large red and white ships cut through ice.
Posted inResearch Spotlights

Tiny Turbulent Whirls Keep the Arctic Ocean Flowing

by Saima May Sidik 8 December 20258 December 2025

Centimeter-sized turbulence controls the rate at which the Arctic Ocean churns.

Nine researchers pose for a photo outside a concrete building with a sign reading “Bolinao Marine Laboratory, The Marine Science Institute, University of the Philippines.”
Posted inNews

A Cryobank Network Grows in the Coral Triangle

by J. Besl 5 December 20251 January 2026

As the ocean becomes increasingly inhospitable for corals, researchers in the Coral Triangle are turning to cryopreservation to freeze, thaw, and save the region’s hundreds of coral species.

An automated hydrological drip logger (small rectangular box) sits atop a white stalagmite below stalagmites dripping with water in a tight cave space illuminated with bright light.
Posted inScience Updates

When Does Rainfall Become Recharge?

by Stacey Priestley, Andy Baker, Margaret Shanafield, Wendy Timms and Martin Andersen 4 December 20254 December 2025

Counting drips in caves is helping to reveal how much precipitation is needed to start refilling underground aquifers.

A close-up image shows a hand holding a gas pump that is releasing gas into a white car.
Posted inResearch & Developments

Trump Proposes Weakening Fuel Economy Rules for Vehicles

by Grace van Deelen 3 December 20253 December 2025

At the White House today, President Donald Trump announced his administration would “reset” vehicle fuel economy standards. Trump said the administration plans to revoke tightened standards, also known as Corporate Average Fuel Economy (CAFE) standards, set by President Joe Biden in 2024.

Zebras and wildebeest graze on the green grass of the Serengeti plain.
Posted inNews

Tracing Fire, Rain, and Herbivores in the Serengeti

by Rebecca Owen 2 December 20252 December 2025

Increasing amounts of rain fuel grass growth across the ecosystem and, consequently, the cycles of wildfire and animal migration.

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Features from AGU Publications

Research Spotlights

New River Chemistry Insights May Boost Coastal Ocean Modeling

9 January 20269 January 2026
Editors' Highlights

Central China Water Towers Provide Stable Water Resources Under Change

9 January 20269 January 2026
Editors' Vox

Hydrothermal Circulation and Its Impact on the Earth System

3 December 20253 December 2025
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