Will private rockets destroy the ozone layer?
Private space companies like Jeff Bezos' Blue Origin and Elon Musk's Space-X are sending rockets into the upper atmosphere.
Does more activity in space mean more pollution for Earth? That's a concern of listener Laurie McQuaig of Seattle.
She asked us to investigate the issue, so reporter Katherine Banwell took the question to local science and tech expert. Alan Boyle. He says there's no need for concern at the moment — yet.
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