Mortgage lenders and big banks can find out if a house is at risk of flooding, and they can hide that info from buyers. But now, a new tool from Realtor.com is letting millions of people find out whether their dream home is at risk of flooding. Bye bye, Hawaiian beach house? POLITICO’s Zack Colman, on the challenges that Realtor.com’s latest update will pose for the housing market. Anthony Adragna is an energy reporter for POLITICO and host of POLITICO Energy. Zack Colman is an energy and environment reporter for POLITICO. Carlos Prieto is a Politico podcast producer. Jenny Ament is the senior producer of POLITICO audio. Irene Noguchi is the executive producer of POLITICO audio.