These new solar panels generate power from indoor light
Low-cost perovskite indoor solar cells can be printed and are about six times more efficient than current commercial indoor photovoltaics, harvesting common indoor lighting.
Dusseldorf debuts e-bus depot featuring automated charging for 60 vehicles - Sustainable Bus
Rheinbahn opened a €24 million, 5,500 m² e-bus depot in Düsseldorf-Heerdt with capacity for 60 battery-electric buses and full charging, cleaning and maintenance facilities.