Pope Francis has talked over green issues with cardinals, politicians and CEOs. Now he has turned his attention to Hollywood, meeting last week with award-winning actor Leonardo DiCaprio, currently nominated for an Oscar for his role in The Revenant. During the private meeting the actor, who has founded a green charity called the DiCaprio Foundation, presented the Pope with an art book of the Early Netherlandish painter Hieronymus Bosch, and told him in Italian that the hellish scenes in The Ga