Co2 Is an odourless, colourless gas, essential for life, and it is currently only 0.04% of our atmosphere. Is all the hype to refuce it, justified? It is plant food. Without it we would all die….plants included.
Once you are retired, it really makes no difference.
to make it really enjoyable, get a group together with similar interests & plan walks, or card games, or music groups, or whatever is your thing.