Boeing Researches Earth-Friendly Flying

By Glenn Farley, KING 5 News
Jun 17, 2015 4:15 PM ET

Originally published on King 5.

Boeing calls them ecoDemonstrators, test airplanes equipped with new technologies looking for ways to make flying more environmentally friendly.

Boeing is now flying its third ecoDemonstrator, an older Boeing 757 nearing the end of its economic lifespan. More on why that's significant in a moment.

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