​Christian leaders from different denominations will speak at an online press conference on Monday, 20 October 2025, from 13:00 BST / 14:00 CEST. The World Council of Churches (WCC), ACT Alliance, and church leaders from across the globe are hosting the one-hour event. Faith leaders who will attend COP30 in Belém, Brazil, will share how climate change is affecting their communities and what churches are demanding from governments and the international community.