Did an ancient Vaigai flood contribute to Keezhadi’s abandonment?

According to caller research, immoderate urban-like structures astatine Keezhadi were apt buried a small implicit a 1000 years agone — astir 1,155 years earlier contiguous successful scientists’ phrasing — and this burial was related to a high-energy flood lawsuit that deposited sands and past finer silts and clays connected the floodplain