1. Estimating and tracking the remaining carbon budget for stringent climate targets;Rogelj;Nature,2019
2. European climate law: council and Parliament reach provisional agreement. https://www.consilium.europa.eu/en/press/press-releases/2021/05/05/european-climate-law-council-and-parliament-reach-provisional-agreement/.
3. The European green Deal. https://ec.europa.eu/info/sites/info/files/european-green-deal-communication_en.pdf.
4. Denmark has set a 70% CO2 reduction target by 2030, relative to 1990 emissions. https://unfccc.int/sites/default/files/resource/ClimateProgramme2020-Denmarks-LTS-under-the%20ParisAgreement_December2020_.pdf.
5. Germany has agreed to achieve climate neutrality by 2045. https://www.cleanenergywire.org/news/german-government-agrees-pulling-forward-climate-neutrality-2045.