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J. Besl

Giant kelp grows in sunny, blue water.
Posted inNews

When Forests on Land Burn, Forests Underwater Feel the Impact

by J. Besl 18 December 20239 February 2024

Kelp is a habitat, a carbon sink, and a binding agent in your ice cream. But new research shows that California’s kelp forests are affected by the fate of their counterparts on land.

A flock of birds flies over a field.
Posted inNews

Solar Storms May Scramble Signals for Migratory Birds

by J. Besl 13 November 202313 November 2023

Birds use Earth’s magnetic field to migrate, but severe space weather may interfere with navigation and reduce the number of birds in the sky.

An overhead view of Argyle diamond mine in Western Australia
Posted inNews

Continental Breakup Shot Pink Diamonds to Earth’s Surface

by J. Besl 23 October 202323 October 2023

What was once the world’s most prolific pink diamond mine has always been an anomaly. New research suggests that the end of an ancient supercontinent helped rocket its precious gems to the surface.

A bicycle leans against a railing overlooking Buffalo Bayou. Piles of sand block the sidewalk along the railing.
Posted inNews

Hurricane Harvey Filled Houston with Sediment

by J. Besl 6 October 20236 October 2023

The storm’s record-setting rains moved an equally impressive amount of sediment and elevated the risk and expense of absorbing all that muck.

World map showing topography as well as bathymetry, or the depth of landforms below sea level
Posted inNews

A New, Underground Atlas of Subduction Zones

by J. Besl 28 August 202331 August 2023

Submap merges graphic design with geodynamics, providing a fast, free, and user-friendly resource to map subduction zones.

Bretwood “Hig” Higman stands on a landslide hummock on the shore of Taan Fjord. In 2015, the landslide visible in the background triggered a 193-meter (633-foot) tsunami in the area.
Posted inFeatures

Hig Higman: Trekking Across the Last Frontier on the Hunt for Geohazards

by J. Besl 25 July 202325 July 2023

Higman specializes in human-powered research expeditions in Alaska’s epic landscape.

Small waves crashing on the coast with a city skyline in the background.
Posted inNews

Supersized Potholes Discovered off South African Coast

by J. Besl 8 June 20238 June 2023

Curious circular pits off South Africa’s Eastern Cape coast are larger than any similar feature previously recorded. Their origin remains a morphological mystery.

A shallow, narrow creek cuts through the backyard of a home.
Posted inNews

Hypoxia Affects One in Eight Rivers Worldwide

by J. Besl 19 April 202319 April 2023

A global study found dangerously low levels of dissolved oxygen in rivers around the world. The true prevalence of hypoxia is probably even higher.

A large gray ash cloud covers the majority of visible Earth in a photo taken from the International Space Station.
Posted inNews

Tonga Eruption May Temporarily Push Earth Closer to 1.5°C of Warming

by J. Besl 16 March 202316 March 2023

The underwater eruption of Hunga Tonga–Hunga Ha‘apai sent megatons of water vapor into the stratosphere, contributing to an increase in global warming over the next 5 years.

Two small tree swallows peek out of a nest box hanging in a tree.
Posted inNews

Climate Extremes Threaten California’s Central Valley Songbirds

by J. Besl 16 February 202316 February 2023

A “nestbox highway” in California’s Central Valley is guiding songbirds to safe nesting sites and giving scientists a peek at fledgling success in a changing climate.

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Features from AGU Publications

Research Spotlights

More Bubbles Means More Variation in Ocean Carbon Storage

8 July 20258 July 2025
Editors' Highlights

The Power of Naming Space Weather Events

10 July 20258 July 2025
Editors' Vox

Water Tracks: The Veins of Thawing Landscapes

25 June 202525 June 2025
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