Messe Frankfurt has announced it will be changing to 100% renewable energy as of the year 2020. Messe Frankfurt is the world’s largest trade fair organiser with its own exhibition grounds. The switch to renewable energy includes the power supply for all stands, halls and exhibition grounds at the company’s Frankfurt base. Messe Frankfurt’s average energy needs are comparable with those of a town with around 40,000 inhabitants. The company’s partner in the switch is Fran...