Philippa Mansfield works for Natural England as an agricultural lead in the Catchment Sensitive Farming (CSF) partnership. She provides training to CSF advisers offering advice to farmers in England on farm practices and infrastructure improvements to improve air and water quality and reduce flood risk. Philippa project managed the Ammonia Reduction from Trees research project and developed options for tree planting for capturing ammonia emissions from farming into Countryside Stewardship and England Woodland Creation Offer schemes. She inputs to the development of future environmental land management schemes on a broad range of farming options.

Philippa studied agricultural science at Leeds University and then as part of her PhD researched the effects of air pollution on barley diseases at Imperial College. She worked for ADAS for 12 years, as a plant pathologist, agronomist and research consultant. She spent time in The Gambia training agricultural extension officers and farmers in plant pathology. Philippa then worked in Rural Development Service and Natural England, project based scheme grants and farm advice programmes and later led on partnerships for Catchment Sensitive Farming, which is led by Natural England, in partnership with Defra and the Environment Agency.