Would they melt the ice caps and bring an end by drowning?
Global temperature increases will melt the polar ice caps.
They melt the polar ice caps, causing entire continents to sink under the ocean.
Was it warm enough then to melt the ice caps, as some scientists believe?
The time is summer, in the middle of a heat wave capable of melting the polar ice caps.
Whatever it is, it's melting the ice caps and we're all going to drown.
If global warming melts the polar ice caps, as some predict, we will have little choice in our resumption of an aquatic life-style.
The insulating Layer of ash would have created a greenhouse effect, melting the ice caps and drowning their ravaged lands.
She flashed him a warm smile that could melt the ice caps.
And so, in the final phase, the aliens begin melting the polar ice caps, causing sea levels to rise.