The Jesuits invite people of good will and members of Congress to call on the administration to reverse its decision the Dakota access pipeline.

“The grave danger," Pope Francis writes, "is to disown our neighbors. When we do so, we deny their humanity and our own humanity...and we deny the most important Commandments of Jesus.”

Canada's diverging efforts—moving environmentally unfriendly bitumen south while seeking to contain carbon use up north—highlight the nation’s conflicted approach to energy and ecology.

The second installment of the BBC series treats animals like movie stars.

Canadians will have to confront a difficult question: Is water a common good or a private commodity?

We asked our readers what issues should President-Elect Donald J. Trump focus on in his first 100 days as president.