ELSiA is an alliance of Catholic organisations based in Europe that have joined forces to promote ecological and social justice. Its underlying inspiration is the Encyclical Letter of Pope Francis and it includes the following members:    COMECE – Commission of the Bishops' Conferences of the EU;   JESC – Jesuit European Social Centre;   CIDSE – International family of Catholic social justice organisations;  Laudato Si' Movement;   Justice and Peace Europe;   Caritas Europa Don Bosco International