A Professor in Agriculture and Climate Change, with research interests in carbon sequestration, agricultural greenhouse gas mitigation and adaptation. A soil and environmental scientist, with a long established history of research in nitrogen and carbon cycling and soil management in a range of crop and soil systems. A significant involvement in EU funded research programmes, and recently co-ordinated Legume-Futures an EU Framework project on the role of legumes in farming systems. A participant in the recent projects on Marginal Abatement Cost Curves, and in an EU project on climate change adaptation. Currently expanding research activities on greenhouse gas mitigation in China and South Asia. His work has contributed to the publication of over 150 research papers, and he is recognised by Reuters as one of the world’s leading climate researchers.

I contribute to Masters Courses in Environmental Protection and management, Soils and Sustainability and Food Security. I teach undergraduates students in soil science at the University of Edinburgh (Global Academy)

I co-supervise four PhD students;

• Kirsty Paterson SRUC (year 3)
• Hollie Riddell, Bangor University (year 3)
• Louise McNicol, Bangor Univeristy (year 1)
• Majharul Islam, Rahman Agricultural University, Banglasesh, (year 1)

I regularly undertake duties as an external examiner for PhD students, Masters and undergraduate programmes in the UK and internationally.

I am the Speciality Chief Editor for the  Frontiers Journal Climate Smart Food Systems, and Associate Editor for Soil Use and Management. I am a project monitor for the European, Commission's European Joint Soils Programme, and a Vice Chair on the organising committee of the International Union of Soil Science World Congress that was held in Glasgow in 2022