SDG 2 · Indicator
Sustainable Nitrogen Management Index
Ratings provide a visual representation of a country’s performance on the indicator.
Significant challenges remain
Major challenges remain
The Sustainable Nitrogen Management Index (SNMI) is a one-dimensional ranking score that combines two efficiency measures in crop production: Nitrogen Use Efficiency (NUE) and land use efficiency (crop yield).
The long-term objective for this indicator is a value of .
Zhang and Davidson (2016)