Guardian: Australia must drastically increase its emissions reduction target to 40% by 2020 to avoid "almost unimaginable social, economic and ecological consequences' from climate change, a new book penned by leading scientists and economists, including Ross Garnaut, has warned.
The book, Four Degrees of Global Warming: Australia in a Hot World, sets out a series of stark scenarios facing the country should global temperatures rise by 4C above the pre-industrial average.
By 2100, annual rainfall in...