Mans responsibility, according to the Declaration of the United Nations Conference
on the Human Environment in 1972 (first principle), is to protect and improve the
environment for present and future generations. Green technologies are
Open rotors (GE and NASA)
Geared Turbofan (P&W)
Other Design Considerations
Best Base Engine Choice?
7,000 nm rang
The report explains the significance of fuel burn reduction to the current green aircraft design assignment.
The most efficient engine choices for design are then described, followed by recently introduced alterations and
additions to those engin
 Parker, R, and M Lathoud. Green aero-engines: technology to mitigate aviation impact on
environment. Proceedings of the Institution of Mechanical Engineers, Part C: Journal of
Mechanical Engineering Science 224, no. 3 (1, 2010): 529-538.
 House of Representative, Committee on Science, Space, and Technology, Subcommittee on
Technology, Environment, and Aviation. (1993). National Initiatives in Green Technologies.
Hearings before the Subcommittee on Technology, Environment, an
Through the Green Aviation Paper and State of the Art (SOA) report, introduced (along
with other class members) the ideas of open rotors/propfans for short range flight, high
bypass turbofans with gearboxes for lo