A giant balloon of the Earth with a haircut alluding to US President <PERSON> is placed in front of the Chancellery in Berlin during a protest on June 29, 2017. Activists called on German Chancellor <PERSON> to ``stand up to <PERSON> by leading the 19 remaining countries to commit to a 100 per cent clean energy future'', prior to Germany hosting a fractious G20 summit. Photo: AFP