SYSTEMS: Even before Virgin Galactic's recent and deadly setback, space tourism was unlikely to be a particularly mass form of transportation, even by 2050. Instead, it'll be left to those currently at the forefront of commercial aviation technology to lead the way. The ideas currently kicking about both inspiring and perhaps even far-fetched. Read more on Iflscience.
Aviation is expecting a seven-fold increase in air traffic by 2050, and a four-fold increase in greenhouse gas emissions unless fundamental changes are made.
But just how "fundamental" will those changes need to be and what will be their effect on the aircraft we use?
The crucial next step towards ensuring the aircraft industry becomes greener is the full electrification of commercial aircraft.
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NB:Future aircraft image via Shutterstock.