> This simply removes liability without reducing objective risk
If that liability change kept more health care facilities and providers going in rural areas - then, compared to current trends, it would greatly reduce the risk.
> ...the solution imho is to incentivize people of reproductive age who intend to carry a child to move to urban areas where services are and will continue to be available...
Try talking to a few politicians from rural areas about just how unpopular this idea might be. (For anything beyond a tiny number of high-risk pregnancies.)