A decline in land-based natural capital for a specific area of land (e.g., land unit) over a specified timeframe, measured as significant decline in SOC or NPP, or a negative land cover change (as defined by country, within agreed guidelines.5 See also gain. 5 See footnote 3 here
3 Or decline in any supplementary metric chosen by the country to be applied in the “one out-all out” approach for combining the indicators to evaluate LDN (chapter 7.3).
(Source: Orr et al. 2017. Scientific Conceptual Framework for Land Degradation Neutrality. A Report of the Science-Policy Interface. United