Recycling nutrients contained in human excreta to agriculture: Pathways, processes, and products

R Harder, R Wielemaker, TA Larsen… - Critical reviews in …, 2019 - Taylor & Francis
The need for better nutrient management has spurred efforts towards more comprehensive
recycling of nutrients contained in human excreta to agriculture. Research in this direction …

Treatment processes for source-separated urine

M Maurer, W Pronk, TA Larsen - Water research, 2006 - Elsevier
The separate collection and treatment of urine has attracted considerable attention in the
engineering community in the last few years and is seen as a viable option for enhancing …

Urea hydrolysis and precipitation dynamics in a urine-collecting system

KM Udert, TA Larsen, M Biebow, W Gujer - Water research, 2003 - Elsevier
Blockages caused by inorganic precipitates are a major problem of urine-collecting systems.
The trigger of precipitation is the hydrolysis of urea by bacterial urease. While the maximum …

[HTML][HTML] A novel approach for stabilizing fresh urine by calcium hydroxide addition

DG Randall, M Krähenbühl, I Köpping, TA Larsen… - Water Research, 2016 - Elsevier
In this study, we investigated the prevention of enzymatic urea hydrolysis in fresh urine by
increasing the pH with calcium hydroxide (Ca (OH) 2) powder. The amount of Ca (OH) 2 …

Source separation: will we see a paradigm shift in wastewater handling?

TA Larsen*, AC Alder, RIL Eggen, M Maurer, J Lienert - 2009 - ACS Publications
For several years, toilets capable of separating urine from wastewater at the source have
proven effective. As their production costs decrease and consumers desire more sustainable …

Nutrients in a circular economy: role of urine separation and treatment

W Sohn, J Jiang, S Phuntsho, Y Choden, HK Shon - Desalination, 2023 - Elsevier
The increasing global population, over the last few decades, brought about the rise in
synthetic fertiliser market prices along with explosive agricultural demand. Source …

Fate of major compounds in source-separated urine

KM Udert, TA Larsen, W Gujer - Water Science and Technology, 2006 - iwaponline.com
Urine separation is a promising alternative to present-day waste water management. It can
help to manage our nutrient flows in a sustainable way. Currently, techniques are being …

Human urine as a source of alternative natural fertilizer in agriculture: A flight of fancy or an achievable reality

T Karak, P Bhattacharyya - Resources, conservation and recycling, 2011 - Elsevier
Organically agricultural products are gaining popularities through out the world as it gives
the consumer satisfaction with a basket of safer and better trusted foods. It is also well …

Life cycle comparison of centralized wastewater treatment and urine source separation with struvite precipitation: Focus on urine nutrient management

SKL Ishii, TH Boyer - Water Research, 2015 - Elsevier
Alternative approaches to wastewater management including urine source separation have
the potential to simultaneously improve multiple aspects of wastewater treatment, including …

Elimination of the antibiotic norfloxacin in municipal wastewater, urine and seawater by electrochemical oxidation on IrO2 anodes

SD Jojoa-Sierra, J Silva-Agredo… - Science of the Total …, 2017 - Elsevier
The electrochemical degradation of the fluoroquinolone antibiotic norfloxacin (NOR) on
Ti/IrO 2 anodes, in several aqueous matrices was evaluated. For this purpose, initially the …