> Space tourism raises important moral questions. Should self-professed climate leaders walk the climate talk?

> A paper published in Geophysical Research Letters suggests that black carbon or soot deposited in the stratosphere from the launch of 1,000 private rockets could increase polar surface temperatures by 1°C.

> By some accounts, the image of Earth from Apollo 8 in 1968 led to the first Earth Day. But this is 2021, when the effects of the climate crisis are grimly visible.

There is quite a moral dilemma for those elite pushing the boundaries of space + climate change.