Ethical choices behind quantifications of fair contributions under the Paris Agreement

Nature Climate Change, Published online: 01 April 2021; doi:10.1038/s41558-021-01015-8

Contributions to mitigate climate change should be equitable under the Paris Agreement, yet researchers take sharply diverging approaches to assessing national effort. This Perspective evaluates the literature and presents guidelines for policy-relevant—and ethically explicit—research on equity.