The Big Thaw: Russia’s disappearing permafrost

Expanses of Russia’s permafrost in the Arctic Circle is thawing - revealing fascinating prehistoric artefacts but also releasing carbon into the atmosphere in the form of greenhouse gases. Read more from correspondent Diana Magnay, including an graphic explainer of the process here: SUBSCRIBE to our YouTube channel for more videos: Follow us on Twitter: Like us on Facebook: Follow us on Instagram: For more content go to and download our apps: Apple: Android Sky News videos are now available in Spanish here/Los video de Sky News están disponibles en español aquí