Eat healthily and we'll be more sustainable

摘要

They say that you can live without air for three minutes, without water for three days and without food for 30 days, but that sometime after seven days without food you start behaving more irrationally. Food is considered a basic need, but still over one billion of us globally go hungry every night, ac cording to the United Nations. As the world approaches the 2015 deadline for achieving the Millennium Development Goals - which include a goal of reducing the proportion of hungry people by half - the Global Hunger Index suggests that hunger in the world remains at a level characterised as "serious".