A truck unloads sugar cane at a mill of Da Mata, the Brazilian sugar cane processor, in Valparaiso
A truck unloads sugar cane at a mill of Da Mata, the Brazilian sugar cane processor, in Valparaiso, 355 miles northwest of Sao Paulo September 18, 2014. Brazil, one of the world's largest producers and exporters of sugar and ethanol, is a pioneer in the use of sugar cane-derived ethanol to power cars. Picture taken September 18, 2014. REUTERS/Paulo Whitaker (BRAZIL - Tags: BUSINESS TRANSPORT COMMODITIES ENERGY)