Greta Thunberg hit back at critics including Donald Trump on Friday before she marched in a climate strike in Montreal, saying their mockery of children shows her message has become ‘too loud to handle’. The 16-year-old climate activist said: 'We are having so much impact that people want to silence us. We've become too loud for people to handle so they try to silence us. So we should also take that as a compliment.' Thunberg invited aboriginal Canadians to lead the march with her because ‘they are often the ones who are at the frontline’ of global warming