In a new federal report released Tuesday, sea levels along U.S. coasts will rise by as much as a foot in the next 30 years as climate change accelerates. That could lead to a “dramatic increase” in millions of Americans' exposure to flooding. POLITICO’s Zack Colman breaks down the latest report’s findings and how it could impact Americans across the country.   Kelsey Tamborrino is a reporter covering clean energy and is the host of the POLITICO Energy podcast.  Zack Colman covers climate change for POLITICO.  Nirmal Mulaikal is a POLITICO audio host-producer.  Carlos Prieto is an audio producer for POLITICO.  Raghu Manavalan is a senior editor for POLITICO audio. Jenny Ament is the interim executive producer of POLITICO’s audio department. Learn more about your ad choices. Visit megaphone.fm/adchoices