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Health & Ecosystems

Tangled strands of mycorrhizal fungi with an appearance similar to plant roots.
Posted inResearch Spotlights

How Plant-Fungi Friendships Are Changing

by Saima May Sidik 22 October 202522 October 2025

A new framework shows how much carbon plants allocate to their endosymbionts and how that amount might change in the face of warming soil and rising carbon dioxide levels.

A map of Chicago shows a grid of different neighborhoods colored in shades ranging from yellow to purple.
Posted inResearch Spotlights

Chicago Soil Maps Childhood Lead Exposure Risk

by Rebecca Owen 15 October 202515 October 2025

Researchers combined soil measurements and public health data to identify areas where children may be exposed to unsafe levels of lead in the dirt.

An underwater reef.
Posted inNews

As Seas Rise, Corals Can’t Keep Up

by Grace van Deelen 14 October 20251 January 2026

Coral reef growth rates in the tropical western Atlantic have slowed to a fraction of what they once were, erasing coastal protection benefits they once offered.

Research scientist Kelly Hondula gathers water samples from submarine groundwater discharge sites along the Hawaiian coast.
Posted inNews

Pinpointing Sewage Seeps in Hawaii

by Anna Napolitano 9 October 20259 October 2025

Cesspools and septic systems, as well as coastal development, put Hawaiian coastal waters at risk of contamination.

A trail leads through withered stalks of corn.
Posted inNews

How Might Leftover Corn Stalks Halt Fugitive Carbon?

Sarah Derouin, Science Writer by Sarah Derouin 8 October 20258 October 2025

Bio-oil made from plant waste could help limit carbon emissions from orphaned oil and gas wells. But would it help or hinder farmers’ bottom line?

Layers of beige-colored rock with a vertical band of darker-colored rock. A yellow notebook appears at the bottom of the image.
Posted inNews

Spiky Sand Features Can Reveal the Timing of Ancient Earthquakes

Katherine Kornei, Science Writer by Katherine Kornei 30 September 202530 September 2025

Icicle-shaped features known as sand dikes form during ground shaking. New work reveals how these features can be used to date long-ago earthquakes.

A beach in the Florida Keys
Posted inNews

Shallow Injection Imperfectly Filters Florida Wastewater

by Caroline Hasler 26 September 202526 September 2025

Injection of wastewater into shallow wells is meant to filter nutrients like nitrogen and phosphorus out of the wastewater. But a new study suggests that nutrients aren’t entirely eliminated—and may be polluting coastal waters.

Bison graze on green grass at Yellowstone National Park near a wire exclosure used to measure grasses.
Posted inNews

Free-Roaming Bison Graze Life into Grasslands

by Rebecca Owen 24 September 202524 September 2025

A new study suggests that Yellowstone’s herd of bison accelerates nutrient cycling, offering a glimpse into the North American plains of yesteryear.

Bird’s-eye view of kelp beds sprawling over blue ocean surface
Posted inNews

Marine Protected Areas Show Promise for Kelp Forest Recovery

by Amelia Macapia 23 September 202523 September 2025

Kelp forests are under increasing stress as oceans warm, but decades of satellite data have revealed the importance of maintaining fishing-restricted areas for climate resilience.

A shallow green-blue river with large brown-gray rocks.
Posted inResearch Spotlights

Droughts Sync Up as the Climate Changes

by Rebecca Owen 18 September 202518 September 2025

A new study reconstructs roughly 800 years of streamflow history in India’s major rivers, showing an increase in synchronous drought linked to anthropogenic climate change.

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Features from AGU Publications

Research Spotlights

AI Sheds Light on Hard-to-Study Ocean Currents

14 January 202614 January 2026
Editors' Highlights

Where the Tianshan Will Break Next: Strain, Slip, and Seismic Hazard

14 January 20269 January 2026
Editors' Vox

Hydrothermal Circulation and Its Impact on the Earth System

3 December 20253 December 2025
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