1. Carbon dioxide levels continue at record levels, despite COVID-19 lockdown | World Meteorological Organization n.d. https://public.wmo.int/en/media/press-release/carbon-dioxide-levels-continue-record-levels-despite-covid-19-lockdown (accessed June 28, 2021).
2. Chapter 2 — global warming of 1.5 oC n.d. https://www.ipcc.ch/sr15/chapter/chapter-2/(accessed June 28, 2021).
3. reportEmissions gap report 2019 | UNEP - UN environment Programme n.d. https://www.unep.org/resources/emissions-gap-report-2019 (accessed June 28, 2021).
4. Net-zero emission targets for major emitting countries consistent with the Paris Agreement;van Soest;Nat Commun,2021
5. reportSummary for policymakers — special report on the ocean and cryosphere in a changing climate n.d. https://www.ipcc.ch/srocc/chapter/summary-for-policymakers/(accessed June 28, 2021).