Greta Thunberg takes aim at climate platitudes. The climate activist Greta Thunberg has taken world leaders to task about their promises to address the climate emergency. In a speech at

 Greta Thunberg takes aim at climate platitudes. The climate activist Greta Thunberg has taken world leaders to task about their promises to address the climate emergency. In a speech at the Youth4Climate summit, she asked for constructive dialogue and for the media to focus on what politicians do, rather than what they talk about hence the blah, blah, blah of climate change.