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wetlands

Roadside ditches can remove nitrogen from water before it gets to waterways.
Posted inResearch Spotlights

Roadside Ditches Are Effective at Nitrogen Removal

Sarah Derouin, Science Writer by Sarah Derouin 4 August 202130 March 2023

Researchers compared the nitrogen removal potential by microbes in ditches that drained forested, urban, and agricultural lands and discovered that roadside ditches are important areas for removing nutrients.

A view from the South Tidal Marsh Trail pier of the Mary E. Theler Wetlands Nature Preserve in Belfair, Wash.
Posted inResearch Spotlights

Half of U.S. Tidal Marsh Areas Vulnerable to Rising Seas

Sarah Stanley, Science Writer by Sarah Stanley 16 July 202119 October 2021

Adaptation appears possible in some areas, with northerly marshes having a greater capacity to form new soil and gain elevation, whereas some southerly marshes can migrate inland.

Excavated causeway built in the Birds of Paradise wetlands
Posted inNews

Ancient Maya Made Widespread Changes to Wetland Landscape

Joshua Learn, Science Writer by Joshua Rapp Learn 5 May 20212 March 2023

A system of canals 2 millennia old sustained a local population after the collapse of its neighbors, and it continues to affect local ecology today.

Ilustración describiendo la sabana de Bogotá viendo desde el Cerro Suba observando el territorio donde el río Bogotá fluye a través del paisaje.
Posted inNews

Fotografías aéreas revelan un complejo sistema hidráulico Indígena en Bogotá

by Camilo Garzón and Santiago Flórez 28 April 202111 October 2021

Los complejos sistemas hidráulicos construidos por los Muisca ayudaron a desarollar los vibrantes humedales urbanos de la capital de Colombia.

Plastic debris and other litter lines a creek shore in front of a partially constructed building
Posted inFeatures

Cameroon’s Mangrove Forests Are Choking on Plastics

by H. Ali, E. Atekwana, N. I. Konfor, D. Fregoso-Sanchez and G. C. N. Youaleu 21 April 20215 November 2021

Rapid urbanization and insufficient waste management are threatening the environmentally and culturally vital Wouri Estuary. Solutions are needed to save these and other mangroves around the world.

Plot showing relationship between subsidence rates and drainage density
Posted inEditors' Highlights

SE Asia Peatlands Subsidence Tied to Drainage Density

by A. Barros 29 March 202129 March 2023

Human-made channelization significantly accelerates peat decomposition and drives ground-surface deformation in tropical wetlands.

Posted inEditors' Vox

Coastal Ecosystems Under Pressure Worldwide

by T. Malone, A. Malej and J. Faganeli 19 March 202127 October 2022

A new book explores how two river-dominated coastal estuaries are responding to the pressures of human expansion and climate change.

Illustration describing the Bogotá savanna from the observation point of the Cerro de Suba (Suba’s Hill) overlooking the territory where the Bogotá River runs through the landscape
Posted inNews

Aerial Photographs Uncover Bogotá’s Indigenous Hydraulic System

by Camilo Garzón and Santiago Flórez 5 March 20215 November 2021

Complex hydraulic systems built by the Muisca people helped define the vibrant urban wetlands of Colombia’s capital city.

An aerial shot of a crew cleaning up an oil spill in a river
Posted inNews

El Oleoducto Keystone Derrama 9,120 Barriles de Petróleo en los Humedales de Dakota

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 8 December 202022 March 2023

La fuga tuvo lugar en una sección pre-existente del oleoducto Keystone. Este es el cuarto derrame del oleoducto en 9 años.

View of a tidal marsh in Barnstable Harbor, Mass.
Posted inResearch Spotlights

Rising Seas and Agriculture Created Wetlands Along the U.S. East Coast

by J. Pinson 23 October 20202 November 2021

Most of the tidal marshes along the eastern coast of the United States formed within the past 6,000 years due to a combination of slowly rising seas and European colonization.

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Features from AGU Publications

Research Spotlights

Tracing Black Carbon’s Journey to the Ocean

11 July 202510 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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