Remus said:
This is great news or people in, oh say, the greater Los Angeles area. Too bad it'll be years, decades even, before any method like this will be viable for widespread atmospheric decontamination.
Hey, fixing the environment is fixing the environment. If the air problem is solved via recycling in say 30 years, the quality of the planet bounces back, climate change issues get nipped in the bud, and people in SPACE get a nifty tool that allows them to breathe easier.