New report raises social cost of carbon estimates, surpassing previous estimates by more than 250%.
By Joshua Bledsoe, Kevin Homrighausen, and John Detrich
On December 2, 2023, the US Environmental Protection Agency (EPA) released a final report that substantially increases estimates of the social cost of greenhouse gases (GHG), including carbon dioxide, methane, and nitrous oxide (collectively, SC-GHG). The report describes SC-GHG as “the monetary value of the net harm to society from emitting one metric ton of that GHG into the atmosphere in a given year.”[1] The new estimates are intended to serve as a tool for decision-makers, aiding in the cost-benefit analysis of actions that would reduce or increase GHG emissions. Indeed, federal agencies are expected to use the estimates in future rule-makings and in the environmental review of forthcoming projects.
On May 20, 2021, President Joe Biden signed into effect an Executive Order on Climate-Related Financial Risk (Executive Order) aimed at addressing the threat that climate change poses to US financial stability. The Executive Order requires federal agencies, including financial regulators, to undertake work to advance clear and comparable disclosure of climate-related financial risks and act to mitigate such risk and its drivers.
On February 19, 2021, the White House Council on Environmental Quality (CEQ) published a Federal Register
Tucked inside the US$900 billion COVID-19 relief package signed into law on December 27, 2020, is a regulatory opportunity for the climate-focused Biden Administration: the