https://www.bbc.com/news/world-europe-46137139
https://new.ingwb.com/binaries/content/assets/insights/research-reports/ing-sustainability-research-2021/ing-sustainability-research-2021-a-new-bar.pdf
https://www.senat.fr/rap/r20-673/r20-6731.pdf
https://www.instituteforgovernment.org.uk/printpdf/10590