The dangerous delusion of optimal global warming
Modelled estimates of adverse impacts are incapable of capturing the risk that global warming could be self-reinforcing, creating a non-trivial risk of catastrophic threats to human life on Earth
The United Kingdom is now legally committed to reduce net greenhouse gas emissions to zero by 2050. Opponents in Parliament argued for more cost-benefit analysis before making such a commitment; and Nobel laureate economist William Nordhaus argues that such analysis shows a much slower optimal pace of reduction.
The 2015 Paris climate agreement seeks to limit global warming to “well below 2°C” above pre-industrial levels, while the Intergovernmental Panel on Climate Change recommended in ...