If the ice blanketing Antarctica were to vanish, the world’s shorelines would be redrawn so radically that some countries would simply cease to exist. Entire coastal megacities would be abandoned, new ...

For several decades, scientists were tracking ice melts in Alaska. Now, the melting has revealed a hidden island that has ...

Scientists have uncovered a hidden Antarctic threat that could accelerate global sea level rise far faster than expected.

For years, scientists have warned that melting Antarctic ice could push sea levels dangerously higher by the end of this ...

When polar ice sheets melt, the effects ripple across the world. The melting ice raises average global sea level, alters ocean currents and affects temperatures in places far from the poles. But ...

An ice dome in northern Greenland once melted completely at temperatures the region could experience again this century, a finding that will begin to paint a more accurate picture of how fast the ...

Sea-level rise changes coastlines, putting homes at risk, as Summer Haven, Fla., has seen. Aerial Views/E+/Getty Images Shaina Sadai, Five College Consortium and Ambarish Karmalkar, University of ...