The Perlan Project

An engine that burns hydrogen as fuel, emitting only water vapor, while mirroring traditional internal combustion principles.

A conventional aircraft engine that burns kerosene as fuel.

Devices that convert chemical energy from a fuel into electricity through an electrochemical reaction, producing minimal emissions.

North Dakota

Nevada

A test program to research the combustion contrails produced by a hydrogen engine by comparing them to contrails from a kerosene engine at high altitudes.

Airbus is conducting tests on a 90-kilowatt hydrogen fuel cell system integrated into an A320 aircraft to determine how fuel cells can reduce fuel consumption and environmental impact in commercial aviation.

Airbus' roadmap for developing zero-emission commercial aircraft.

A type of glider aircraft that will be modified to run on hydrogen and kerosene for the Blue Condor project.

A modified glider equipped with a small hydrogen combustion engine, capable of flying to 30,000 feet and designed for contrail emissions research.