Earlier this summer, the Vatican published the papal encyclical Laudato Si’, promoting sustainable development and environmentalism, and Pope Francis subsequently declared his intention to deliver an ...

Pope Leo XIV joins environmental experts and campaigners from around the world for a climate conference near Rome Wednesday featuring "Terminator" star Arnold Schwarzenegger. The three-day event marks ...

Pope Leo XIV urged people Wednesday not to resign themselves to the global crisis of climate change but play an active part in stopping it, at an event with "Terminator" star Arnold Schwarzenegger.

Leo praised his predecessor’s words and his impact on Wednesday, saying the encyclical has greatly inspired the church in the years since it was published. However, Leo warned that the challenges ...

ROME -- Pope Leo XIV took aim Wednesday at skeptics who "ridicule those who speak of global warming," as he strongly embraced Pope Francis' environmental legacy and made it his own in some of his ...