>There's a similar number of people crammed into a similar geographical area on the east coast.
The east coast has unlimited supplies of fresh water. California does not. The east coast megalopolis is also situated on a coastal plain, with a deep hinterland unconstrained by any mountainous geography. California crams a similar amount of people into a tiny sliver of coastal land in between the mountains and the sea, surrounded by some of the driest deserts in the world.
The east coast has unlimited supplies of fresh water. California does not. The east coast megalopolis is also situated on a coastal plain, with a deep hinterland unconstrained by any mountainous geography. California crams a similar amount of people into a tiny sliver of coastal land in between the mountains and the sea, surrounded by some of the driest deserts in the world.