Webinar of May 26, 2021, 2:30 PM–5:30 PM.
Context
Advanced sludge management is increasingly vital for reducing environmental impact. The topic falls within the broader context of circular economy, wastewater valorization, energy recovery, and recovery of raw materials including phosphorus, carbon, and nutrients.
The Numbers
According to Laboratorio REF, current sludge production from urban wastewater treatment plants reaches approximately 3.1 million metric tons annually. An additional 1.3 million metric tons per year is expected from new treatment facilities required to resolve EU infringement procedures, totaling 4.4 million metric tons requiring annual management.
The Utilitalia Sustainability Report shows that responding utilities in the water sector recovered roughly 70% of produced sludge (versus a 40% national average) while investing nearly 400 million euros in treatment during 2019.
Perspective
The discussion emphasizes sludge management within European bioeconomy, biodiversity strategies, and the European fertilizing products regulation framework, positioning treatment plants as potential biorefinery facilities.