Sentences with phrase «ice behind something»

These ice shelves are responsible for stabilizing the glacier and hold back the flood of ice behind them.

The ice shelves act like corks in a wine bottle, keeping the flow of ice behind them from reaching the sea, Hellmer said.

When icebergs calve, they leave the much - larger region of ice behind them more vulnerable to melt.

At the grounding line, the ice detaches from the bedrock and juts out into the water as a kind of floating ledge, or ice shelf, which helps to stabilize the glacier and hold back the flow of ice behind it.

As these «dams» disappear, the rivers of ice behind them are accelerating and thinning.

That makes it vulnerable to collapse, because seawater can flow in underneath it and transform its edge into a floating ice shelf like Larsen B, which might then break up, freeing the ice behind it.

«But the ice trapped behind it is about 20 - 30 cm of sea level rise and as soon as we destabilise or remove the middle of the glacier we don't know really know what's going to happen to the ice behind it,» he told BBC News.

At the moment a rim of ice at the coast holds the ice behind it in place, like a cork holding back the contents of a bottle.

«But when you pull out the cork, all the ice behind it starts to flow,» he says.

At the grounding line, the ice detaches from the bedrock and juts out into the water as a kind of floating ledge, or ice shelf, which helps to stabilize the glacier and hold back the flow of ice behind it.

At the moment a rim of ice at the coast holds the ice behind it in place, like a cork holding back the contents of a bottle.