And a number of other works. Not a terribly uncommon idea.
Yet another reminder I should probably read all of Crichton's books because I love their synopses so much...
I know you are joking, but you can't copyright ideas. If they actually write the screenplay they can protect the full text, but again, someone else may write a screenplay on the same topic if the text is not stolen from the other one.
The Silo series is essentially based on a similar premise.