The Supreme Court’s new term began in October, and it wasn’t supposed to be especially momentous for energy issues. But, it looks like conventional wisdom may have been wrong because of two cases: one about gas emissions from power plants and one about the Volkswagen emissions scandal. POLITICO’s Alex Guillén reports.   Annie Snider covers water issues for POLITICO Pro and is the host of POLITICO Energy.  Alex Guillén is an energy reporter for POLITICO Pro.  Nirmal Mulaikal is a POLITICO audio host-producer.  Raghu Manavalan is the host-producer of the Playbook Daily Briefing and a senior editor for POLITICO audio. Irene Noguchi is the executive producer of POLITICO’s audio department. Learn more about your ad choices. Visit megaphone.fm/adchoices