We are pleased to inform you that the Global Carbon Project (GCP) has published a comprehensive Global Nitrous Oxide Budget. The effort was supported by 57 contributors from 48 organisations and 14 countries. You can find relevant papers, highlights, data and additional resources at: https://www.globalcarbonproject.org/nitrousoxidebudget
The primary reference for Global Nitrous Oxide Budget 2020 is:
Hanqin Tian et al. (2020). A comprehensive quantification of global nitrous oxide sources and sinks. Nature, DOI:10.1038/s41586-020-2780-0