In December 2015 Parties adopted the Paris Agreement at the 21st session of the United Nations Framework Convention on Climate Change (UNFCCC). In its Article 2 governments agreed to limit global warming to “well below 2°C above pre-industrial levels” and to pursue to limit it to 1.5°C...

The adoption of the Paris Agreement with the long-term temperature limit has important repercussions for the distribution of effort between its signatories. The application of the equity and least-cost approaches to the distribution effort leadsto different outcomes. The disparity of the results...