A former head of the E.P.A. warns that the pope’s message on the death penalty, like his message on the environment, may not make it to the pews.

The declaration is contained in "The Hope Within Us," a document released July 23 from the Roman Catholic-United Church of Canada Dialogue in Canada.

A worldwide gathering of theological ethicists in Sarajevo features almost 500 theological ethicists from 80 countries.

The religious order said approval of the pipeline violated the sisters' right to practice their faith under the Religious Freedom Restoration Act and they asked that it be rerouted.

Without concerted and immediate efforts toward sustainable development, "There is a real danger that we will leave future generations only rubble, deserts and refuse," Pope Francis said on July 6.

Pope Francis said the challenge is “to find ways of ensuring the immense supply of energy required to meet the needs of all, while developing means of using natural resources that avoid creating environmental imbalances.”