https://www.bmj.com/content/372/bmj.n314
https://www.agoravox.fr/culture-loisirs/culture/article/rapport-sarr-savoy-l-acquisition-d-209865
https://www.unfpa.org/data/world-population-dashboard
http://www.fern.org/sites/fern.org/files/LULUCF%20proposal%202016.pdf