They couldn’t leave “climate change” out of this either.
Good point! You would think the Sink Hole...never mind....
I don’t understand, I thought climate change was only relevant to the 20th & 21st centuries?
That is a huge settlement by area (DC is ~70 square miles per the interwebs, so 105 mi^2 for this one), amazing how much has been hidden by time that hasn’t been publicly reported about. It’s interesting to consider what else has been hidden by time and loss of history; much to re-explore/discover in this world.