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The water footprint of sweeteners and bio-ethanol.
Gerbens-Leenes W, Hoekstra AY. Gerbens-Leenes W, et al. Environ Int. 2012 Apr;40:202-211. doi: 10.1016/j.envint.2011.06.006. Epub 2011 Jul 29. Environ Int. 2012. PMID: 21802146 Review.
The water footprint of bioenergy.
Gerbens-Leenes W, Hoekstra AY, van der Meer TH. Gerbens-Leenes W, et al. Proc Natl Acad Sci U S A. 2009 Jun 23;106(25):10219-23. doi: 10.1073/pnas.0812619106. Epub 2009 Jun 3. Proc Natl Acad Sci U S A. 2009. PMID: 19497862 Free PMC article.