The Truth Behind Climate Activist’s Favorite Model

In late April, the United Nations Intergovernmental Panel on Climate Change acknowledged that Representative Concentration Pathway 8.5, better known as RCP8.5, was an “implausible” emissions scenario. That admission should have caused a major reckoning in climate science and policy circles. For more than a decade, RCP8.5 was frequently presented as a business-as-usual pathway, one in […]