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fieldwork

A healthy section of reef that exhibits branching and nonbranching corals of many sizes and colors. Many fish swim near the reef.
Posted inNews

Coral Diversity Drops as Ocean Acidifies

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 2 February 20262 February 2026

As seawater becomes steadily more acidic, complex branching corals die off and are replaced with hard boulder corals and algae.

Scientists wearing bright yellow safety vests stand in various places amid an expanse of dark volcanic rock with barren hills in the background.
Posted inFeatures

Discovering Venus on Iceland

by Debra L. Buczkowski, Jennifer L. Whitten, Scott Hensley, Daniel C. Nunes and Marc Jaeger 23 January 202623 January 2026

Scientists trekked across Icelandic lava flows that served as stand-ins for Venus’s volcanic landscapes, testing tools and methods the upcoming VERITAS mission will use when it reaches the planet.

Three people in bright yellow and orange jackets appear to be on a boat. They are reaching for a collection of tanks that will be lowered into the water. Two other ships are visible in the distance.
Posted inResearch Spotlights

Marine Snow Grows Faster and Fluffier as It Sinks

by Madeline Reinsel 16 January 202616 January 2026

New observations highlight how abiotic and biotic processes influence the tiny oceanic particles.

A cluster of colorful house are on a hillside near the ocean. A mountain is visible in the background.
Posted inResearch & Developments

Hundreds of Scientists “Vehemently Oppose” U.S. Effort to Purchase Greenland

by Emily Gardner 12 January 202613 January 2026

More than 200 scientists scientists have signed a letter condemning U.S. President Donald Trump’s efforts to acquire Greenland.

Two researchers in safety vests crouch on a wood chip playground surface, examining a tripod-mounted environmental sensor positioned between playground equipment.
Posted inENGAGE, News

California Schools Are Feeling the Heat

by Andrew Chapman 11 December 202511 December 2025

Even though trees help keep children safe from the Sun, some school districts have lost 25% of their tree canopy in just 4 years.

Five expedition team members climb an icy surface.
Posted inNews

Pamir Glacier Expedition Returns with High-Elevation Ice Cores

by Grace van Deelen 17 November 202526 February 2026

The three glacial cores will unlock mysteries about past climate and weather patterns in central Asia.

An overhead image of six people in winter jackets under a canvas tent. Medical devices and cables snake through the snow. A participant in a red jacket lies face down, half buried in snow.
Posted inNews

Safety Device Supplies Life-Saving Air in an Avalanche

by J. Besl 7 November 20257 November 2025

An Alpine medical team buried 24 volunteers in a mountain pass. Their study confirmed the efficacy of the Safeback SBX, which uses snow’s natural porosity to supply air to buried avalanche victims.

The enormous trunk of a Samauma tree in a forest
Posted inNews

As CO2 Levels Rise, Old Amazon Trees Are Getting Bigger

by Meghie Rodrigues 5 November 20255 November 2025

New data show resilience among the rainforest’s giants, though scientists warn that nutrient limits and rising heat could end the trend.

A helicopter equipped with a long boom-like sensor attached to the bottom and extending in front sits on asphalt tarmac under a partially cloudy blue sky.
Posted inFeatures

New Maps of Natural Radioactivity Reveal Critical Minerals and More

by Anjana K. Shah, Daniel H. Doctor, Chloe Gustafson and Alan D. Pitts 7 October 20257 October 2025

High-resolution airborne radiometric surveys are covering more ground than ever to provide insights into unseen geology, mineral resource potential, and possible health hazards.

Two men in a Zodiac navigate icy waters.
Posted inNews

A Fiber-Optic Cable Eavesdrops on a Calving Glacier

by Carolyn Wilke 22 September 202522 September 2025

A glass thread strung along the bottom of a fjord captured the entire process of calving, from the cracking of ice to the breakup of bergs.

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

How Internal Waves Transport Energy Thousands of Miles Across the Ocean

26 March 202626 March 2026
Editors' Highlights

An Ancient Landscape Beneath the East Antarctic Ice Sheet

8 April 20266 April 2026
Editors' Vox

The Future of Earth’s Future

24 March 202624 March 2026
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