Activist Greta Thunberg warns politicians not to be 'greatest villains'

Climate activist Greta Thunberg says politicians will be seen as the 'greatest villains' in the future if they will not start acting now. In an interview with Sky News, she says children shouldn't have to protest against climate change, but they are being forced to, because adults are not acting. SUBSCRIBE to our YouTube channel for more videos: http://www.youtube.com/skynews Follow us on Twitter: https://twitter.com/skynews Like us on Facebook: https://www.facebook.com/skynews Follow us on Instagram: https://www.instagram.com/skynews For more content go to http://news.sky.com and download our apps: Apple: https://itunes.apple.com/gb/app/sky-news/id316391924?mt=8 Android https://play.google.com/store/apps/details?id=com.bskyb.skynews.android&hl=en_GB