From South Asia to the world: embracing the challenge of global sustainable nitrogen management

South Asian regional cooperation with the International Nitrogen Initiative and the India-led UN Resolution on Sustainable Nitrogen Management (UNEP/EA.4/L.16) brought South Asia into global focus. Here, we reflect upon its proactive scientific community, growing scientific capacity, and international collaborations, which have enabled the emergence of the UKRI-GCRF South Asian Nitrogen Hub, which has great potential both regionally and globally.