10/09/2015 (Agence Europe) - Environment ministers at Vatican to prepare COP 21. Carole Dieschbourg, the acting chair of the Environment Council, will be hosted at the Vatican on Wednesday 16 September, along with an official delegation of around 20 environment ministers. Pope' Francis' Laudato Si encyclical on saving the environment, the challenges of the Paris climate conference (COP 21, 30 November-11 December) and the special summit on sustainable development (New York, 25-27 September)...