Compendium of the Social Doctrine of the Church: (Vatican website)
We must therefore encourage and support the “ecological conversion” which in recent decades has made humanity more sensitive to the catastrophe to which it has been heading. Man is no longer the Creator’s “steward”, but an autonomous despot, who is finally beginning to understand that he must stop at the edge of the abyss.
JOHN PAUL II, GENERAL AUDIENCE, Wednesday 17 January 2001. (Click here)