Photo: GM A Second Life Before Final Recycling Electric car batteries deteriorate with time, and depending on their chemistries and design, they might need to be replaced at some point in the life of a vehicle, or they might last until the rest of the vehicle reaches the end. Either way, we need to do something with these used batteries. The obvious answer is to recycle them, but a better solution is to first give them a second life in a stationary storage station. How is that possible? Well, a battery pack that isn't good enough for an electric vehicle could still hold about 80% of its c...Read the full story on TreeHugger