That will just make Lake Erie and Lake Ontario merge, more or less. Why would it drain Michigan at all? This is old, but it's also possible that niagara falls

That will just make Lake Erie and Lake Ontario merge, more or less. Why would it drain Michigan at all? This is old, but it's also possible that niagara falls just stops being falls and stops moving upstream: https://pubs.geoscienceworld.org/gsa/gsabulletin/article-abstract/85/1/91/201572/What-Future-for-Niagara-Falls?redirectedFrom=fulltext https://pubs.geoscienceworld.org/gsa/gsabulletin/article-abs...