He of course would do that, because of the threat of "global warming". Global warming orthodoxy says the melting ice caps will flood the low lying sea fronts and beaches, for miles inland.
So, following the brilliant counsel of his former boss, Barack Hussein, he and many other democrats have purchased ocean front homes...which of course, are past due for flooding!
Apparently he knows that "global warming" is a bunch of bull $*^%, or he is just stupid concerning real estate. Will he enjoy his $2.7 million cottage..or will he lose much of his investment, which is it?
https://www.mansionglobal.com/articles/bidens-snag-vacation-home-in-rehoboth-beach-65395