Elon Musk, founder of SpaceX, said he had launched a plan to use carbon dioxide from the atmosphere as rocket fuel.
He tweeted on Dec. 13: "SpaceX is launching a program to separate carbon dioxide from the atmosphere and convert it into rocket fuel. ”
He noted that the implementation of this plan may benefit flights to Mars. The Martian atmosphere is dominated by carbon dioxide.
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Previously, Musk has repeatedly mentioned plans to colonize Mars and is building a Starship rocket for this purpose.
At the end of November, it was revealed that Musk was angry at SpaceX's lack of progress in developing a Raptor engine to power its Starship rockets.
"The raptor engine production crisis is much more serious than it seemed a few weeks ago," Musk wrote. "If we don't achieve starship flights at least every two weeks next year, we're at real risk of bankruptcy."