A scientist who believes the world is overpopulated by 6 billion people has been appointed by Pope Francis to the Pontifical Academy of Science. The Holy See Press office made the announcement today that besides being one of four official presenters of the Pope’s controversial encyclical on the environment Thursday in Vatican City, Hans Joachim Schellnhuber is to join 80 other scientists who are official advisers to the Vatican on scientific matters. As Breitbart News reported last week, Schellnhuber said in a 2009 speech at the Copenhagen Climate Conference that global warming would devastate Earth’s population and “In a very...