Australia is at risk of severe consequences as a result of climate change, a new book warns. “Four Degrees of Global Warming: Australia in a Hot World,” by a group of scientists and economists, looks at the economic implications of global warming of 4 degrees Celsius – or 7.2 degrees Fahrenheit — by or before 2100. The book’s editor, Peter Christoff, associate professor of environmental policy at the University of Melbourne, says that even if the world’s major economies were to enact current carbon emissions reduction pledges aimed at limiting warming to below 2C, the world is still on track to experience 4C of warming by 2100, The Guardian reports. “Australia is exceptionally vulnerable ecologically to climate change,” Christoff told the newspaper. Four degrees of warming, he said, would mean “a comprehensive transformation for life in Australia, from its wealth to its access to […]