On the environment, both Pope Benedict XVI and the late Pope John Paul II frequently expressed concern about the fate of the Earth. During Benedict's papacy, Vatican engineers have developed plans for some Holy See buildings to use solar energy, including photovoltaic cells on the roof of the auditorium for pilgrims' audiences with the pontiff.
While the Vatican's latest turn toward keeping the earth green is a breath of fresh air, literally, they've also heavily denounced any coverage by the media of the numerous scandals or sin within the church, which "discredits the church." God forbid. Read more about the Catholic churches latests sins here.