Oh it gets worse than that: we're in an interglacial period right now, coming out of an ice age. When the Bering Strait ice bridge formed and the descendants o

Oh it gets worse than that: we're in an interglacial period right now, coming out of an ice age. When the Bering Strait ice bridge formed and the descendants of native peoples migrated down through the American continent, California was not a dry desert. It was probably covered by lush forests and wetlands with a much lower sea level than today so there's literally no way to return it to that "natural state" With the Kelp highway hypothesis [1], humans were here for most of that transition so really there's a whole list of "natural states" to pick from (that we largely can't return to) [1] https://en.wikipedia.org/wiki/Coastal_migration_(Americas)#Kelp_highway_hypothesis https://en.wikipedia.org/wiki/Coastal_migration_(Americas)#K...