Chinese engineers may have designed the basis for the first carbon-neutral aircraft, perhaps a commercial jet airliner powered entirely by very hot air through an ion drive. If it works on that scale, there would be no high-octane aviation spirit, no greenhouse gas emissions and no contribution to long-term global warming. Nor would such planes be fuelled by anything defined as ordinary matter. The driving force that delivers the thrust and overcomes gravitational pull and air friction would be plasma, the fourth state of matter, and the power source of the sun and all the stars.
Climate News Network 10th June 2020 read more »