There's a ticking time bomb stored deep in the ice and climate change is thawing it out. #YEARSproject | Climate Facts

213K views · 682 shares | The Arctic permafrost has been expected to gradually thaw and release greenhouse gases into the atmosphere. But it may actually be sped up by instances of a relatively little known process called abrupt thawing that takes place under a certain type of Arctic lake. Details: https://go.nasa.gov/2OOfIfA | NASA - National Aeronautics and Space Administration | Facebook