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NASA Sounding Rocket Observing Nitric Oxide In Polar Night

Not specifically 'weather' related, but still interesting.
(and I didn't know northern lights were harmfull to the ozone layer...)

NASA Sounding Rocket Observing Nitric Oxide
Aurora, also known as the northern lights, are a sight to behold as they dance across the sky when solar winds collide with the Earth’s atmosphere.
However, they also contribute to a process that has an adverse impact on the Earth’s ozone as nitric oxide is created during the auroral light show.