Millions of tons of methane are stored in the earth’s crust, frozen beneath a layer of Arctic permafrost. But as that permafrost melts, that methane is being released into the atmosphere, adding to climate change.
Warming climate presents grave risk of greenhouse gas release in Arctic
Off the coast of northern Russia, an international team of scientists is studying rising methane levels in the water that could be contributing to global warming as it escapes into the atmosphere.