t. Francis of Assisi’s hymn Laudato Si’ spoke of “Brothers” Sun and Fire and “Sisters” Moon and Water, using these colorful phrases figuratively, as a way of praising God’s creation. These sentimental words so touched Pope Francis that he named his encyclical after this canticle (repeated in paragraph 87 of the Holy Father’s letter).
Neither Pope Francis nor St. Francis took the words literally, of course. Neither believed that fire was alive and could be talked to or reasoned with or, worse, worshiped. Strange, then, that a self-professed atheist and scientific advisor to the Vatican named Hans Schellnhuber appears to believe in a Mother Earth.
The Gaia Principle, first advanced by chemist James Lovelock (who has lately had second thoughts) and microbiologist Lynn Margulis in the 1970s, says that all life interacts with the Earth, and the Earth with all life, to form a giant self-regulating,...