An employee in a Sydney bookshop in 2012 adjusts packaged cigarettes, which have to be sold in identical olive-brown packets bearing the same typeface and largely covered with graphic health warnings. William West/AFP/Getty Images hide caption

itoggle caption William West/AFP/Getty Images

A Bhutanese farmer puts her harvest of chilies on the roof of a shed to dry and protect it from wild boars, deer, and monkeys in 2006. James L. Stanfield/National Geographic/Getty Images hide caption

itoggle caption James L. Stanfield/National Geographic/Getty Images