http://www.omega.mmu.ac.uk/what-we-do.htm

"Omega works closely with those at the frontline of the aviation
community – ranging from industry, to government through to NGOs – to
explore solutions that are practical and deliverable."

http://www.scientificamerican.com/ar...wered-aircraft

"I think nuclear-powered airplanes are the answer beyond 2050," he
said, concluding, "If we want to continue to enjoy the benefits of air
travel without hindrance from environmental concerns, we need to
explore nuclear power. If aviation remains wedded to fossil fuels, it
will run into serious trouble."

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Mark