What’s the best and most cost-effective way to reach our 50% Clean Energy Standard? To chart a path to where we need to go, let’s first understand where we are today. Sounds easy right? Well, maybe it’s not so easy after all…What is the Clean Energy Standard (CES)? The CES is a NYS framework that requires a certain amount of electricity to be produced from renewable energy resources. Today, the New York Public Service Commission has approved the CES stating that, by 2030, 50% of electricity consumed must be generated from renewable energy resources.