Nature and EnvironmentBrew beer, save energyTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoNature and Environment08/20/2016August 20, 2016A brewery in Germany is trying to make its beer greener. No, it's not for St Patrick's Day. The company is using heat arising in the brewing process for power, making it more energy efficient.https://p.dw.com/p/1Jl5KAdvertisement