Two weeks ago, a Gulfstream G-450 loaded with journalists and executives from Honeywell’s energy division, UOP, departed from Morristown, New Jersey and touched down at Le Bourget Airport after an “utterly unremarkable” flight.

The purpose of the flight, which retraced Charles Lindbergh’s historic 1927 pond crossing, was to prove for the Paris Air Show the viability of the fuel that held them aloft: 50-50 blend of jet fuel and a biofuel derived from camelina, a seed plant. The blend saved 5.5 metric tons of carbon emissions for the flight compared to straight jet fuel, according to the company. (A 747 crossed the Atlantic several days later on a similar biofuel blend.) Keep reading →