BusinessGreen: One of the most eye-catching components of the Intergovernmental Panel on Climate Change's (IPPC) latest report - besides the grave warnings of serious and escalating climate risks - was the decision to include a detailed carbon budget showing how much carbon the world can safely emit and stay within a 2C temperature rise.
The report states that if the world is to have a 50:50 chance of limiting warming to no more than 2C, we can only emit around 1,100 billion tonnes of carbon (GtCO2) during...