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Your browser does not support the video tag. For centuries, a massive store of carbon has been locked underground in the Arctic’s permanently frozen soil known as permafrost. As Earth’s climate continues to warm, that…
Read more of Ask NASA: Melting arctic ice could lead to increase in atmospheric methane
Your browser does not support the video tag. Arctic sea ice extent ebbs and flows with the seasons. During the summer months, the ice melts and the edge recedes northward, usually reaching its annual minimum…
Your browser does not support the video tag. NASA missions are helping scientists study the cryosphere – the many forms of ice found on Earth. video and description courtesy of NASA
