citation

English

per capita consumption [site]

Top: FAO of United Nations, ESA Working paper No,. 12-03, p. 131
Bottom: Sources: FAO FIPS (2014)//Fish to 3030 (2013)

meat [citation]

Left. By English: Epidromos Painter Français : Peintre d'Épidromos (Jastrow (2007)) [Public domain]
Right. By Josh Minor (P1010629.JPG) [CC BY-SA 2.0]

salinization [cite]

Left. By Tim McCabe (USDA NRCS Photo Gallery: NRCSCO83005.TIF) [Public domain]
Right. By Scott Bauer [Public domain]

irrigation [cite]

a. USDA employee, public domain
b. NASA
c. CC0 Public Domain

caution sign [cite]

CC By 2.0 Photo by jetsandzeppelins

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