hurricanea powerful tropical storm with sustained winds exceeding 119 kilometres per hourHurricane Katrina caused catastrophic flooding when levees failed in New Orleans in 2005.NoteHurricane Katrina caused catastrophic flooding when levees failed in New Orleans in 2005.Elon.io is an online learning platformWe have an entire course teaching TOEFL Academic Vocabulary grammar and vocabulary.Start learning TOEFL Academic Vocabulary now