Raising Hope for Climate Justice Conference Opens

CASTEL GANDOLFO, ITALY - OCTOBER 1: US actor and politician Arnold Schwarzenegger speaks during the International Conference "Raising Hope for Climate Justice" as part of the 10th Anniversary of the Encyclical Laudato Si, at Mariapolis Center, on October 1, 2025 in Castel Gandolfo, Italy. Arnold Schwarzenegger, founder of the "Schwarzenegger Climate Initiative", joins Cardinal Jaime Spengler, President of the Brazilian Bishops' Conference and the Latin American Bishops' Council CELAM, Sister Alessandra Smerilli, Secretary of the Vatican Development Dicastery, and Maina Talia, Minister of the Interior and Environment of the island state of Tuvalu in the Pacific Ocean, for the climate conference on the tenth anniversary of Pope Francis' environmental encyclical "Laudato si'". The aim is to find the next steps towards ecological change in the light of the Church's magisterium. (Photo by Antonio Masiello/Getty Images)