After a lame duck that’s been anything but, it’s finally Joe Biden’s first day in the White House. And with control of the executive and legislative branches, the Democratic leader is wasting no time putting forward an aggressive climate and regulatory agenda. Today, POLITICO’s Ben Lefebvre explores the administrative actionsBiden is set to take on his first day, and Alex Guillen looks at how a federal court is leaving the incoming EPA an open door to limit carbon pollution from power plants. Ben Lefebvre covers energy for POLITICO. Alex Guillen covers the EPA and environmental issues for POLITICO. Anthony Adragna is an energy reporter for POLITICO and host of POLITICO Energy. 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.