that means that coastal flooding gets worse, coastal erosion gets worse,e'e' gononnaee coasl l areainunundad. an i in fa, ththe portananthing is, th i is nosomemethg abouou the future. i's alady happeni n now. rgininiaeach, miami, new orleans, they're already dealing with those types of impact.. onerilllliodollarar worth of structures and property sitting right at the shoreline. so o flooding will get t more extensive, it will happen more frequently, anththat st ofof thi i is wh puts miionsns o americans at risk every year. >> by 2045,5, we could sesee as little as 5 inchches of extra sea level rise or 1111 inches of extra sea level l rise. now, to put that in concrete terms, let't's look at the u.s. naval academy in annapolis, maryland. now, annapolis right now experiences about 50 nuisance floods a year. under the best- ccase scenario, in 30 years hene it could be as high as over 240, abobout, high tides a year. if we have a highest-emission scenario, it could be as high as 380 tides a year, many of those twice a day. we think, there's only 365 days in the year. pretty much, that's almost.