Catholic nuns plant trees during a program marking World Environment Day in Manila, Philippines, June 5th, 2007.

Catholicism has Gone Green.  Pope Benedict XVI has garnered headlines for his repeated calls for environmental protection.  "Before it's too late, we need to make courageous choices that will recreate a strong alliance between man and Earth," he said.  "We need a decisive 'yes' to care for creation and a strong commitment to reverse those trends that risk making the situation of decay irreversible."

 To read more of the Catholic Environmentalism, please view here.