With New Zealand's government declaring itself to actively become the world's first carbon neutral nation with sustainability underpinning the «four pillars of the economy, society, the environment, and nationhood,» Air New Zealand is planning to launch the first test of a
commercial 747
airliner flying partially on biofuels, as part of a deal between the airline, engine maker Rolls - Royce and aircraft manufacturer Boeing to study greener flying, with the first flight slated to take off
late 2008 or early 2009 (without passengers).