From 2017: Policies that fail to protect our planet are not only against Catholic teaching but are also immoral.

Reversing any effort that reduces greenhouse gas pollution endangers the planet and puts the world's most vulnerable people at risk, the advocates said.

A tribal coalition, which considers many sites within Bears Ears sacred, fears the Trump administration will take the unprecedented step of stripping a national monument of its designation, and leave their ancestral lands vulnerable.

Climate change is already affecting vulnerable populations across the world, in places that are the least able to adapt.

Addressing 90 experts from many countries, Francis said that “all people have a right to safe drinking water.”