Sounds a little futuristic. Although given the speed of modern scientific and technological progress, I would not be surprised if we see such technological solutions soon.
It would be good to see such a decision from project Greencoin. By the way, you can imagine that thanks to this innovation, the public would receive real data on harmful emissions into the atmosphere. Since I think that the real numbers hide from people. And here everything is transparent and accessible. It remains unchanged in the blockchain. That's what I understand help in the struggle for the environment!
The main thing that the real numbers in the future did not affect people, because the state is not in vain that some things are hidden from ordinary citizens