With enough money, you can build your own little habitat of highly filtered and freshly oxygenated air.

So I would disagree, they are not necessarily poisoning themselves too.

Your photos are pretty lightduty copmpared to what I have seen in the cities here Elvis. the skies here start out in the morning bright blue and sunny, then come the jets, then within an hour the masses of billowing, literally billowing thick fake clouds are so thick they obliterate the sunlight completely.