JetBlue (Nasdaq: JBLU) today announced a ten-year renewable jet fuel purchase agreement with SG Preston, a bioenergy company. The airline is partnering with SG Preston to purchase renewable jet fuel made from rapidly renewable, bio-based feedstocks that do not compete with food production. This marks one of the largest renewable jet fuel purchase agreements in aviation history, and the largest, long-term, binding commitment by any airline globally for HEFA (hydro-processed esters and fatty acids) based renewable jet fuel.