Food security in a world of growing natural resource scarcity: The role of agricultural technologies - Rosegrant, Mark W.; Koo, Jawoo; Cenacchi, Nicola; Ringler, Claudia; Robertson, Richard D.; Fisher, Myles; Cox, Cindy M.; Garret, Karen; Perez, Nicostrato D.; Sabbagh, Pascale (International Food Policy Research Institute, 2013)