Nitrogen Use Efficiency (NUE) an indicator for the utilization of nitrogen in food systems

Power point presentation given by the EU Nitrogen Expert Panel about nitrogen use efficiency. This presentation outlines the establishment, mandate, and work of a European expert panel addressing nitrogen use efficiency in food systems. It describes the need for a practical indicator, methodological development based on input–output balances, and interpretation approaches. It also presents collaborative structures, analytical frameworks, and planned extensions to farming and whole food systems and cooperation with policy and industry actors.