Melt Lakes News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Its surface is etched with fast flowing rivers that carry the melt water deep down to the bed. >> it cascades down thousands of feet and makes its way to the bed. it's heating the bed of the ice sheet. everything is stacking up that the ice is going faster than forecast. >> reporter: and no sign of slowing down? >> the melt is winning this game. >> reporter: and the more greenland melts, the more it speeds up the melting process. take the large melt lakes that are forming on top of the ice sheet, stunning to look at, but bad news for the ice. these lakes are deceptively beautiful because where...

>> reporter: and the more greenland melts, the more it speeds up the melting process. take the large melt lakes that are forming on top of the ice sheet. stunning to look at, but bad news for the ice. these lakes are deceptively beautiful, because whereas the white of the ice actually reflects the sunlight, the piercing blue of the lakes actively absorbs it, heating them up and then accelerating the rate of melt. perhaps the clearest example of this vicious melt cycle can be seen in greenland's many glaciers. a glacier is a mass of thick ice that moves under the force of its own weight, like a...

>> the amount of water that's produced all across this landscape has increased, like doubled in the last 50 years. >> doubled in the last 50 years? >> reporter: everywhere you go in greenland, you can see and hear the ice sheet melting. sometimes a drip, sometimes a roar. its surface is etched with fast-flowing rivers that carry the melt water deep down to the bed. >> this water cascades down thousands of feet and eventually makes its way to the bed and it's heating the bed of the ice sheet. everything's kind of stacking up, the ice is going faster than forecast. >> reporter: and no sign of sl...

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