I deal with light pollution using blackout curtains. About pollution, where I am is not particularly bad, but if it were, I'd use a heat recovery ventilator an

I deal with light pollution using blackout curtains. About pollution, where I am is not particularly bad, but if it were, I'd use a heat recovery ventilator and filters. As for noise, it can be a problem. My most trouble has been with cars. Move away from large roads. But some cities started addressing it as well: https://www.theguardian.com/world/2022/feb/15/noise-radar-in-paris-will-catch-raucous-cars-and-motorbikes https://www.theguardian.com/world/2022/feb/15/noise-radar-in...