Berlin prepares 'huge thermos' to help heat homes in winter
This is a carousel. Use Next and Previous buttons to navigate 1of9A vast thermal tank to store hot water is pictured in Berlin, Germany, Thursday, ...
This is a carousel. Use Next and Previous buttons to navigate 1of9A vast thermal tank to store hot water is pictured in Berlin, Germany, Thursday, June 30, 2022. Power provider Vattenfall unveiled a new facility in Berlin on Thursday that turns solar and wind energy into heat, which can be stored in a vast thermal tank and released into the German capital's grid as needed, smoothing out the fluctuating supply problem of renewables.Michael Sohn/APShow MoreShow Less 2of9Journalist are seen inside a vast thermal tank to store hot water in Berlin, Germany, Thursday, June 30, 2022.