Winters in the UK could plunge to -20C if a vital ocean current is affected by climate change, scientists are warning. There are growing fears that the heating of the planet is causing the melting of a massive ice sheet in Greenland. And that in turn is changing the Atlantic Meridional Overturning Circulation (AMOC), a vital ocean current that keeps our winters relatively warm and summers temperate. Tom Clarke joined a team of scientists who are monitoring the ice in Greenland and listened to their concerns. Read more: https://news.sky.com/story/why-greenland-could-be-the-most-consequential-place-on-the-planet-13565961 #greenland #climate #globalwarming #skynews SUBSCRIBE to our YouTube channel for more videos: http://www.youtube.com/skynews Follow us on X: https://twitter.com/skynews Like us on Facebook: https://www.facebook.com/skynews Follow us on Instagram: https://www.instagram.com/skynews Follow us on TikTok: https://www.tiktok.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 Why not listen to one of our podcasts? This is Why, available for free here: https://podfollow.com/thisiswhy or Ed Conway's Stuff Matters, available here: https://podfollow.com/stuff-matters To enquire about licensing Sky News content, you can find more information here: https://news.sky.com/info/library-sales