One of Obama’s priorities on the environment was creating a rule to determine which bodies of water were under federal protection. And one of Trump’s was to repel everything with his predecessor’s signature on it. Now, Joe Biden has an opportunity to write a water rule that could last beyond the next Republican president and survive court rulings, and POLITICO’s Annie Snider reports the administration is trying the most careful path to achieve this. Anthony Adragna is an energy reporter and author of Morning Energy. Annie Snider covers water issues for POLITICO. Carlos Prieto is a POLITICO podcast producer. Jenny Ament is the senior producer of POLITICO’s audio department. Irene Noguchi is the executive producer of POLITICO’s audio department.