Paul has been involved in nature conservation at international level for many years. For 20 years he was Director of the Parc du Marquenterre, one of France’s leading bird sanctuaries, and has been involved in a number of projects in Africa, French Guiana, Vietnam and Thailand. After managing A Rocha France for 3 years, and leading the launch of the A Rocha project at the Domaine des Courmettes (Haut Pays Niçois), he was then put in charge of several major projects for the centre, including the restoration of the buildings and the financing of long-term investments.

He was Chairman of A Rocha France from March 2016 until December 2021. He was also a member of the Board of Directors of A Rocha International for many years. Paul also served on the Ecology and Climate Justice Commission of the French Protestant Federation (FPF) and was deeply involved in the development and launch of Green Church, a tool for churches and organisations that want to commit to caring for creation.