NSF research from 2.5 years ago agrees that 1-in-X year flooding is becoming more frequent: https://beta.nsf.gov/news/once-lifetime-floods-become-regular-occurr

NSF research from 2.5 years ago agrees that 1-in-X year flooding is becoming more frequent: https://beta.nsf.gov/news/once-lifetime-floods-become-regular-occurrences https://beta.nsf.gov/news/once-lifetime-floods-become-regula...