Distinguished environmental chemist Professor Peter Liss will serve as Interim Executive Chair of the Natural Environment Research Council (NERC).
Professor Liss, Emeritus Professor at the University of East Anglia, will take up the role on 12 June.
Current NERC Executive Chair Professor Sir Duncan Wingham is standing down following 11 years in the role.
UK Research and Innovation (UKRI) Chief Executive Professor Dame Ottoline Leyser said:
Sir Duncan has provided exceptional leadership of NERC and played a key role in capturing the benefits of the creation of UKRI.
His achievements span major advances in our capability, including bringing the RRS Sir David Attenborough into service, significant cultural improvements in the sector such as leading work to deliver our Open Access approach, and leveraging expertise from across UKRI to lead our Building a Green Future strategic theme.