Research Short Story

Nitrous Oxide Emissions from Biosolids and Char Amended Soil

Feb 28, 2017
By Megan Plog, Sally Brown, & Andy Bary Nitrous oxide has held the threat to be the potential thorn in the side of beneficial use of biosolids.  It is a highly potent greenhouse gas, having…
Research Short Story

Improvement of Solonetzic Soils with Biosolids

Dec 14, 2016
Presented by: Kasia Caputa, PAg, SYLVIS Environmental Solonetzic soils contain high concentrations of soluble sodium relative to magnesium and calcium, which results in a high sodium adsorption…
Research Short Story

Renewable Resource for Renewable Fuel Crop

Nov 06, 2016
By Sally Brown, University of Washington Switchgrass is a high biomass crop that is a potential feedstock for cellulosic ethanol.  It is an environmentally friendly alternative to corn based ethanol…
Research Short Story

NRCS Phosphorus Index for OR and WA: Future Impact on Biosolids Management

Nov 06, 2016
By Dan Sullivan, Oregon State University I have been asked a lot of questions about the Natural Resources Conservation Service (NRCS) Phosphorus (P) Index lately.   Although I do not work for NRCS…
Research Short Story

Biosolids in Conservation Tillage

Nov 06, 2016
Bill Schillinger, Craig Cogger, and Andy Bary, Washington State University   Research in Washington State has demonstrated that biosolids applications can reverse the decline in soil organic matter…
Research Short Story

Response of Metals and Nutrient Concentrations in Tailing Storage Facilities 17 years after Biosolids Application

Nov 01, 2016
By Michelle E. Phillips, Graduate Student at Thompson Rivers University, Kamloops BC   Mine tailings storage facilities (TSF) are the end product of extracting a desired mineral from ore, and are…
Research Short Story

PSR: One step better than PSI for phosphorus

Sep 01, 2016
By Julia Jay, University of Washington   At UW we are continuing to refine the process of identifying tests to predict the performance of stormwater bioretention soils.  Our Phase I…
Research Short Story

A Salute to Rufus Chaney

Aug 01, 2016
By Sally Brown, University of Washington Here is the official USDA summary of Rufus Chaney’s career.  As you read through, you will see the scope of his work and the range of his awards and…
Research Short Story

What are Biosolids? 

Jul 27, 2016
Biosolids are the nutrient-rich organic product of wastewater treatment. A beneficial resource, biosolids contain essential plant nutrient and organic matter and are recycled as a fertilizer and soil…
Research Short Story

What's the Risk: NW Biosolids Webinar on Trace Organics

Jul 01, 2016
Detection and disaster are synonymous for some people when they  talk about microconstituents in biosolids.  Both the scientific literature and public response suggest that identification at…