Texto de apoio
https://www.apedromoreira.com/category/nao-e-bem-assim/
Texto original de Raquel Varela
https://raquelcardeiravarela.wordpress.com/2019/09/19/o-fantasma-de-salazar-e-o-reitor-da-universidade-de-coimbra/
Carne Biológica
https://www.bbc.com/news/science-environment-28858289
https://www.sciencemag.org/news/2017/10/grass-fed-cows-won-t-save-climate-report-finds
Percentagem de dano por criação de gado
http://www.fao.org/3/a0701e/a0701e00.htm
http://nytimes.com/2018/01/25/climate/cows-global-warming.html
Espaço terrestre
https://www.fcrn.org.uk/projects/grazed-and-confused
https://www.smithsonianmag.com/travel/is-the-livestock-industry-destroying-the-planet-11308007/
Vacas domesticadas
https://www.sciencedaily.com/releases/2012/03/120327124243.htm
Geneticamente modificado
https://www.ncbi.nlm.nih.gov/books/NBK215771/
http://www.aaas.org/sites/default/files/AAAS_GM_statement.pdf
https://www.tandfonline.com/doi/full/10.4161/gmcr.24459
Menu de Harvard
http://www.foodpro.huds.harvard.edu/foodpro/menu_items.asp?type=30&meal=1
Alguns solos podem consumir o metano produzido
https://books.google.pt/books?id=2Lkp8jmFsFEC&pg=PA103&redir_esc=y#v=onepage&q=methane&f=false
Mais 30% de vacas
https://awellfedworld.org/issues/climate-issues/grass-fed-beef/
