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fieldwork

A large ship floats on a body of water on a sunny day. The name of the ship, painted on its bow, is Lake Guardian.
Posted inNews

Aboard the Lake Guardian, Scientists Search for Clues About the Great Lakes’ Health

by Grace van Deelen 21 September 202621 September 2026

One of the longest-running lake monitoring programs provides data critical for researchers and resource managers.

Rows of small puffy clouds under a bright blue sky are seen from an aircraft above.
Posted inFeatures

The Effects of Polar Night and Day on Arctic Air Masses

by Manfred Wendisch, Matthew D. Shupe, Susanne Crewell, Felix Ament and Gunilla Svensson 16 September 202616 September 2026

Cold air outbreaks and warm air intrusions link Arctic and midlatitude weather and climate. But a lack of data on these events, especially in winter, limits our understanding.

An array of dozens of random objects laid out on a table, including airpods, lego figurines,Invisalign retainers, a fidget spinner, polaraoid photos, toy cars, and plastic shovels.
Posted inResearch & Developments

11 Things Park Staff Found in Yellowstone’s Hydrothermal Areas this Summer

by Emily Gardner 15 September 202615 September 2026

Geology Program staff recovered a record-setting 20,000+ pieces of trash, 5,600 rocks and sticks, and nearly 300 hats from the park’s hydrothermal areas this year.

Five people sit on a tarp on a landscape of brown grass. Between two of them is a soil core, and scattered across the tarp are labeled Ziploc bags to hold samples.
Posted inResearch Spotlights

Four in Five Researchers Report Harmful Interactions During Geoscience Fieldwork. A New Survey Suggests a Path Forward.

by Rebecca Owen 9 September 20269 September 2026

A new survey documents the prevalence of harmful interactions that occur during fieldwork. Many instances go officially unreported.

An aerial photo shows three small remnants of glaciers atop a rocky mountain.
Posted inNews

The “Eternity Glaciers” Are Almost Gone

by Emily Gardner 16 July 202616 July 2026

The equatorial glaciers atop Puncak Jaya, Oceania’s tallest peak, have shrunk by about 95% since 2002, according to a new photogrammetry mapping effort.

A snowy mountain is reflected on a lake.
Posted inNews

Trekking Tourism Leaves a Microplastic Footprint in a High Himalayan Lake

by Saugat Bolakhe 15 June 20261 July 2026

Plastic pollution may ripple downstream, threatening the human and wildlife communities that depend on glacier-fed waters.

Close-up view of a cluster of living eastern oysters
Posted inNews

Oysters Clean Up More Nitrogen Pollution Than We Thought

by Lisa S. Gardiner 4 June 20264 June 2026

New research has revealed that significant amounts of excess nitrogen in coastal waters are buried as oyster reefs grow and that some reefs trap more nitrogen than others.

Researchers stand in the distance as an orange electrical cord snakes across a dry lake bed in the Great Salt Lake.
Posted inAGU News

An Off-Road Itinerary

by Timothy Oleson 1 June 20261 June 2026

This month, we cover the work of scientists stepping out of their labs and into the field, from rugged lava expanses and volcanic summits to arid ice sheets and lake beds.

An underwater image shows a collection of green seagrasses.
Posted inNews

Warm Waters Disrupt Seagrasses’ Microbial Environment

by Grace van Deelen 22 May 202622 May 2026

Microbial communities in ocean sediments become imbalanced as water temperatures rise, harming seagrass growth, a new study suggests.

The gentle green slopes of a mountain range with a small field camp nestled at the base.
Posted inNews

Mongolian Mountains Rose When the Crust Bounced Back

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 15 May 202618 May 2026

A plate folded, the lithosphere sank, and up popped a mountain range.

Posts pagination

1 2 3 … 20 Older posts
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

Scientists Zero In on Tiny Particles to Improve Weather and Air Quality Forecasts

2 October 20262 October 2026
Editors' Highlights

Reducing Uncertainty in Groundwater Models Using Airborne Geophysics

28 September 202625 September 2026
Editors' Vox

Where Fire Ends, Chemistry Begins

30 September 202630 September 2026
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