Resource Library

Biosolids improve soils and so improve the world - Don't just take my word for it.

Aug 03, 2021
Abstracts of these resources are available in the searchable Information Portal offered to Northwest Biosolids members.  Carbon sequestration value of biosolids applied to soil: A global meta-…
Research Short Story

Silver from biosolids accumulates in soil, but overall silver concentrations remain low even after long-term biosolids application – Silver analyses may be used to quantify microplastics in soil

Aug 03, 2021
In 2017, we initiated a multi-year study to examine the accumulation of metal nanoparticles and microplastics from biosolids in agricultural soils. Our study is expected to continue through 2023.…
Resource Library

New “How-To” Guide for Modeling PFAS Fate and Transport in Screening Biosolids

Jul 06, 2021
NACWA, in partnership with the National Council for Air and Stream Improvement (NCASI) and the American Forest and Paper Association (AF&PA), is pleased to share with members a new report …
Research Short Story

Dear Dr. Biosolids

Jun 24, 2021
We have a new feature in our eNews: “Dear Dr. Biosolids” Dr. Biosolids is here to answer all your questions about biosolids research! Canoodling over contaminants of emerging concern? Asking about…
Resource Library

More PFAS - This Time in Your Cosmetic Bag

Jun 22, 2021
Abstracts of these resources are available in the searchable Information Portal offered to Northwest Biosolids members.  Sludge in the garden Toxic PFAS in home fertilizers made from sewage sludge…
Member Spotlight

Carollo Engineers

May 27, 2021
Cameron Clark with Carollo Engineers is an environmental engineer with over 15 years of experience in wastewater treatment plant evaluation, design, research, and operation. He specializes in…
Research Short Story

A meta-analysis on grassland reclamation using biosolids reveals improved vegetative cover and productivity, but room for improvement to increase plant biodiversity

May 27, 2021
1Natural Resource Sciences, Thompson Rivers University, Kamloops, BC, Canada 2Département des Sciences Fondamentales, Université du Québec à Chicoutimi, Chicoutimi, QC, Canada Research on…
Resource Library

PFAS - Sill in the News

May 25, 2021
Abstracts of these resources are available in the searchable Information Portal offered to Northwest Biosolids members.  Per- and Polyfluoroalkyl substances (PFAS) in breast milk: Concerning…
Resource Library

How Organics Can Help Fight Against Soil Borne Pathogens

May 25, 2021
Abstracts of these resources are available in the searchable Information Portal offered to Northwest Biosolids members.  Compost: It’s role mechanism and impact reducing soil borne plant diseases…
Member Spotlight

City of Denton, TX

Apr 22, 2021
In 1994, the City of Denton, TX developed an innovative biosolids recycling program that produces compost, soil blend, and a variety of mulches. In addition to the use of biosolids from the city’s…