https://publications.parliament.uk/pa/cm201719/cmselect/cmcumeds/1791/1791.pdf
https://www.brookings.edu/essay/why-are-fossil-fuels-so-hard-to-quit/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=89176716&utm_source=hs_email
https://www.brookings.edu/articles/theres-an-industrial-revolution-underway-unless-we-act-it-will-make-the-racial-wealth-gap-even-worse/
https://theconversation.com/se-esta-produciendo-un-colapso-demografico-mundial-234291