A hundred years ago, John D. Rockefeller built an oil empire that made him the richest person in American history. But in the 21st century, his descendants are trying to use their money and influence to help fight climate change. POLITICO’s Zack Colman explains. 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.