Kenton is a Chartered Urban Forester and Environmentalist with a masters degree in Forest Ecosystem Management. He has worked on a range of commercial, urban and community forestry projects in the UK, Europe and North Africa. Kenton was a Trustee of the International Tree Foundation and is a Fellow of the Royal Geographical Society. He has written for the UK National Ecosystem Assessment and the Springer Handbook of Urban Forests, and most recently co-authored the Haynes Workshop Manual for Trees.