The US Conference of Catholic Bishops has engaged in frequent climate advocacy, issuing three dozen statements and letters since the 2015 publication of Laudato Si’, the papal encyclical on care for our common home.

Nonetheless, two Creighton University professors and a doctoral student write in a journal article that “our quantitative and qualitative content analyses show that US Catholic bishops responsible for leading the Church were silent and denialist about climate change around Laudato Si’.”