Tom et al. (Environ Syst Decis 1–12, 2015) compared the energy requirements, water footprint, and greenhouse gas emissions of diet regimens recently recommended by the US Department of Agriculture. This editorial comments on a number of challenges related to the use of the results of life-cycle assessment studies to quantify the environmental impacts of dietary shifts.
Bibliographical noteFunding Information:
This research was supported in part by the National Science Foundation (NSF) under the grant numbers, 1360445 (JB, SS) and 1331438 (YI), and by the Environmental Protection Agency (EPA) under the STAR Grant, No. 83557901 (SC, YQ, SS).
© 2016, Springer Science+Business Media New York.
- Dietary change
- Life cycle assessment
- Marginal impact