The political reality in 4 words: not going to happen.
The environmental reality, in three words: It has to
In view of this, I presume that a large number of posters to this thread will immediately be getting rid of their cars and reliance on fossil fuel powered electricity. If they don’t, how can we believe anything they say?
Well, I cycle to work, and my wife uses public transport. Our energy bills regularly demonstrate that we as a couple are using less than half the energy the average single occupancy unit does in our area. South Australia (where I live) now produces over 30% of its electricity from renewable sources, and this is steadily growing. And, if we owned, rather than rented, we’d have a PV array on the roof too.
Oh, and most of our food is local too.
I suspect that leaves me somewhat above the average.