WASHINGTON -- Plunging headlong into the issues of the day, Pope Francis opened his visit to the United States with a strong call Wednesday for action to combat climate change, calling it a problem ...

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 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.

Cardinal Robert Francis Prevost wasted little time after becoming Pope Leo XIV in May in answering the question of whether he would follow his predecessor, Pope Francis, known as the "climate pope" in ...

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 ...

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 ...

WASHINGTON -- Cheered by jubilant crowds across the nation's capital, Pope Francis forged common cause Wednesday with President Barack Obama on climate change, immigration and inequality, as the ...