Guardian News Greta Thunberg has warned the world is failing to tackle the climate emergency and is in a ‘state of complete denial’ nearly five years after the Paris agreement. Subscribe to Guardian News on YouTube ► http://bit.ly/guardianwiressub Thunberg, 17, whose solo school strike in 2018 snowballed into a global youth movement, spoke out ahead of a UN event at which national leaders have been asked to increase their pledges on emissions cuts. In a video shared exclusively with the Guardian, she calls on leaders to account for failing to reverse rising carbon emissions, but concluded: ‘There is hope … we are the hope – we, the people’ The Paris agreement five years on: is it strong enough to avert climate catastrophe? ► https://www.theguardian.com/environme… Support the Guardian ► https://support.theguardian.com/contr… Today in Focus podcast ► https://www.theguardian.com/news/seri… The Guardian YouTube network: The Guardian ► http://www.youtube.com/theguardian Guardian Football ► http://is.gd/guardianfootball Guardian Sport ► http://bit.ly/GDNsport Guardian Culture ► http://is.gd/guardianculture