Light pollution is the pollution I care about most. I remember as a childhood the sense of wonder and inspiraiton I got from looking up at the milky way; I had no idea until I was older that many people didn't even know it was possible to see it with the naked eye.
If you also care about dark skies you might be interested in dark sky preserves¹ and the IDA².
If you also care about dark skies you might be interested in dark sky preserves¹ and the IDA².
(1) https://en.wikipedia.org/wiki/Dark-sky_preserve (2) https://www.darksky.org/