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pollution

An oil pump appears in the foreground against a background of buildings.
Posted inNews

The “Black Gold” Flowing Under Los Angeles

Katherine Kornei, Science Writer by Katherine Kornei 15 November 202222 March 2023

Functioning oil fields, some with cleverly camouflaged infrastructure, are tucked into the urban sprawl of the Los Angeles basin. But recent legislation could change that.

A pile of unprocessed coal briquettes is photographed from above. The image is in shades of gray and black and is more illuminated in the center than along the edges.
Posted inNews

Lake Sediments Record North Carolina’s Coal Legacy

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 14 October 20228 February 2023

Coal ash–polluted lakes are in residential and recreational areas, invoking concern for the health of local residents and ecosystems.

Photograph of USGS scientists collecting soil and worms at a site on Cape Cod, Massachusetts, that was contaminated by per- and polyfluoroalkyl substances.
Posted inEditors' Vox

Widespread “Forever Chemicals” in Subsurface Environments

by Dengjun Wang and Xueyan Lyu 30 September 20222 June 2025

Massive use of materials containing per- and polyfluoroalkyl substances in commercial and industrial sectors has led to their widespread occurrence in subsurface environments.

Researchers Roman Sidortsov and Timothy Scarlett stand in the snowy weather looking at a historical map of a mine site.
Posted inNews

Can Decommissioned Mines Become Green Power Generators?

Sarah Derouin, Science Writer by Sarah Derouin 29 September 202229 September 2022

A new report supports the idea that underground mines can be transformed into energy storage facilities, adding the possibility of on-demand, carbon-free power to energy grids.

Jimena Díaz Leiva standing in front of pine trees and cliff faces in Yosemite National Park.
Posted inFeatures

Jimena Díaz Leiva: Changing Conservation Narratives

by Jackie Rocheleau 25 July 202222 December 2022

Díaz Leiva has been to Peru and beyond as she works on environmental and social justice projects.

A black and white Secchi disk being held by a person
Posted inNews

The Simple Usefulness of the Secchi Disk

by Miriam Reid 18 July 202214 March 2024

A centuries-old sailor’s hack enters the ecologist’s toolkit.

An image of the Sonnblick Observatory with snow
Posted inNews

The Alps Are Dusted with Nanoplastics

by Stacy Kish 30 March 20228 August 2022

A new study finds the lofted pollutants came from major European cities, but further study is required to fully understand the plastics’ transport and deposition processes.

Conceptual diagram showing hydrological processes and biogeochemical and mineralogical reactions control mine-drainage behavior from a waste-rock pile.
Posted inEditors' Highlights

Predicting Discharge Chemistry in Mine-Waste Rocks

by Kamini Singha 23 March 202224 March 2022

Quantifying integrated hydrological processes, biogeochemical reactions, and mineralogical characteristics can help predict water quality and quantity for mine-waste rock piles.

Two researchers in white lab coats conduct a flash Joule heating experiment.
Posted inNews

Extracting Rare Earth Elements from Waste with a Flash of Heat

Rachel Fritts, Science Writer by Rachel Fritts 14 March 202215 March 2022

A method called flash Joule heating could offer a more sustainable way to source essential components of electronics from coal fly ash.

A white-handled push broom with black bristles stands with a large dust bunny before it on the hardwood floor. In the corner is a white ovoid vase.
Posted inResearch Spotlights

A Simple Model Predicts Household Lead Exposure Risk

by Alexandra K. Scammell 28 February 202228 February 2022

Using both sample data and crowdsourced science, a new model effectively identified houses at risk for higher concentrations of lead.

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Features from AGU Publications

Research Spotlights

Coherent, Not Chaotic, Migration in the Brahmaputra-Jamuna River

2 July 20252 July 2025
Editors' Highlights

Deep Root Respiration Helps Break Down Rocks

2 July 20252 July 2025
Editors' Vox

Water Tracks: The Veins of Thawing Landscapes

25 June 202525 June 2025
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