Wildlife populations have halved in the last 40 years and it is thought that human activity is to blame. A London Zoological Society study supports the argument that addressing the global loss of species is more urgent even than tackling climate change Unfortunately when Vatican Secretary of State Cardinal Pietro Parolin cited a speech by Pope Francis at the United Nations summit on climate change last month, he omitted a few crucial words.Parolin quoted from a speech the Pope made to the Vatican Diplomatic Corps in 2013 in which Francis underlined the importance of “protecting our environment, which, all too often, instead of using for the good, we exploit greedily, to one another’s detriment”. But he left off the first part of the original sentence, which calls for &l