Shepon et al. (2018)
Also: Shepon et al. 2018
The opportunity cost of animal based diets exceeds all food losses
Shepon, A., Eshel, G., Noor, E. & Milo, R. (2018). The opportunity cost of animal based diets exceeds all food losses. Proceedings of the National Academy of Sciences. 115(15),3804-3809. PDF
https://doi.org/10.1073/pnas.1713820115
References
All IPCC definitions taken from Climate Change 2007: The Physical Science Basis. Working Group I Contribution to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, Annex I, Glossary, pp. 941-954. Cambridge University Press.