Be sure to have a bypass on your rain system to flush the smoke precipitates off your roof before they get into the tank. My parents water used to taste of tar over winter when they were lighting their fire.
Did you know there are these things called Earthships in New Mexico? It's a bit too hippy for me, but on the right track.
Earthships are unconventional in appearance and implementation, but are great examples of the type of thinking we're going to need to overcome imminent climate issues. If we started doing more of that in the 60s and 70s we'd be in a better position today.
If they can’t tax it or control it = not happening.