There has been much made of the idea that given our need to cut carbon emissions, space flight should go out of the window.
However, would you be surprised to hear that a SpaceX rocket emissions is roughly equivalent to 1 large jet crossing the Atlantic. Given that last year there was an average of roughly 1700 transatlantic flights each day in 2018, that is actually a relatively small amount.
Can bio-fuels help humanity save the planet from run away global warming? yes but…
Battery power is great for cars and taxis. Recently Tesla has shown you can make a viable lorry- claims the range isn’t far enough are absurd. Name one country when a lorry driver is allowed to drive for more than 4 hours without break- modern chargers can give you 4 hours of range in 15 to 30 minutes (a Tesla 3 or y can have 180 miles in 15 minutes).
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