1. Summary for policymakers;Allen,2018
2. United Nations Environment Programme (UNEP), UNEP DTU Partnership. Emissions gap report 2020. Nairobi: UNEP; 2020.
3. Statistical review of world energy 2020;BP plc,2020
4. Energy & Climate Intelligence Unit. Net zero emissions race: 2021 scorecard [Internet]. London: Energy & Climate Intelligence Unit; c2021 [cited 2021 Jun 15]. Available from: https://eciu.net/netzerotracker.
5. Xi J. Statement at the General Debate of the 75th Session of the United Nations General Assembly [Internet]. Beijing: Ministry of Foreign Affair of the People’s Republic of China; 2020 Sep 22 [cited 2021 Jun 15]. Available from:https://www.fmprc.gov.cn/mfa_eng/zxxx_662805/t1817098.shtml.