Supporting ever-increasing levels of traffic while reducing your environmental impact? This report by STL Partners lays out the initiatives that operators are focusing on now, as well as those they should start to consider implementing in the future to better incorporate energy and sustainability goals into their metro networks. 
 
Key takeaways

• Common practice: Where have/should metro network operators initiate their sustainability efforts
• Best practice: Applying cloud principles to metro networks
• Next practice: What future measures need to be incorporated into assessment, design, planning and procurement thinking.