Flying Hybrids!

摘要

You read that right.Vehicle hybridization has turned its CO_2-reducing attentions to the air-travel industry.The next-generation Boeing 737 aircraft is being adapted for use as an external-combustion/electric hybrid, with the small on-board auxiliary-power unit turbine generating enough electricity to propel the aircraft under certain circumstances at speeds of up to 20 mph.Okay, taxiing under electric power may not seem glamorous, but trust me, you'll love it.