The Green Way to Fly - Silver Donald Cameron
The Green Way to Fly Airships were “the most economical means of air travel ever conceived.” They still are, and they are also the most eco-friendly. As the age of fossil fuels and carefree emissions inevitably concludes, they may provide the only form of flight the ecosphere can afford. Like the electric car, the airship may have been the right idea at the wrong time. But maybe this is the right time.