Nature

Evaluating the effectiveness of sulfidated nano zerovalent iron and sludge co-application for reducing metal mobility in contaminated soil

Sewage sludge has long been applied to soils as a fertilizer yet may be enriched with leachable metal(loid)s and other pollutants. Sulfidated nanoscale zerovalent ...
Nature

Stabilization of highly expansive clay using synergistic EAF slag and water treatment sludge: a mechanical performance study

We are providing an unedited version of this manuscript to give early access to its findings. Before final publication, the manuscript will undergo further editing. Please note there may be errors ...
Frontiers

Microbial Remediation of Soil Pollution: Interplay with Organic Amendments and Phytoremediation for Holistic Approach in Pollutant Biodegradation and Stabilization

The persistent contamination of terrestrial ecosystems with heavy metals, hydrocarbons, pesticides and emerging pollutants ...
The New York Times

In a First, the E.P.A. Warns of ‘Forever Chemicals’ in Sludge Fertilizer

Levels of PFAS in sewage sludge used as fertilizer can pose risks that sometimes exceed safety thresholds “by several orders of magnitude,” the agency said. By Hiroko Tabuchi For the first time, the ...
The New York Times

5 Takeaways From Our Reporting on Toxic Sludge Fertilizer

The Times dug into the widespread use of sewage sludge as fertilizer, which is sometimes heavily contaminated by “forever chemicals.” By Hiroko Tabuchi For decades, the government has encouraged ...
The Conversation

Can we turn sewage ‘sludge’ into something valuable?

Over the past few years I have become an academic expert in “sewage sludge” – the residual, semi-solid mix of excrement packed with microorganisms that is left behind within wastewater treatment ...