Comment by zahlman
To save a click on the writeup:
> This is not a small amount but equates to a relatively minor increase when viewed in the context of nationwide emissions.
About 64,000 people worth (or as the article frames it, 0.02% of said nationwide emissions).
The study itself is https://iopscience.iop.org/article/10.1088/1748-9326/ae0e3b .