What is the world’s remaining “carbon budget”? Or, how much more CO2 can the Earth take before we know we’ll miss our 1.5oC (and 2oC) goals for 2050. Making those calculations is not easy and IPCC benchmark estimates inevitably include levels of uncertainty in the final answer. Kasia Tokarska at the ETH Zurich Institute and Damon Matthews at Concordia University summarise their research that narrows down that uncertainty, making life a little … [Read more...]