Powerful battery storage systems are an essential component for the success of the energy transition. But how can these be produced in an environmentally friendly and sustainable way in the future? How can digital processes provide support? And how can old batteries be efficiently recycled and returned to a circular economy? Fraunhofer IKTS is addressing these questions at its new institute site in Freiberg, which was established with the support of Saxony's State Ministry for Science, Culture and Tourism.