If it works, polar geoengineering like sea-ice thickening could affect the entire Earth. Arctic sea ice is like a big mirror, reflecting up to 90 percent of the sun’s radiation back into space ...

Melting polar ice is delaying the leap second by three years, pushing it from 2026 to 2029, the report found. “Part of figuring out what is going to happen in global timekeeping ...

The impacts of human-caused climate change are so overwhelming they’re actually messing with time, according to new research.. Polar ice melt caused by global warming is changing the speed of ...

The all time record Antarctic summer low was 1.79 million km² (691,000 million mi²) reached on February 21, 2023. Polar ice satellite records have been continuous since 1979.

Earth’s major climate goal is too warm for the polar ice sheets, study says. If Earth stays at its current levels of warming — below policymakers’ goal of 1.5 degrees Celsius — polar ice ...

Polar sea ice is ever-changing. It shrinks, expands, moves, breaks apart, reforms in response to changing seasons, and rapid climate change. It is far from a homogenous layer of frozen water on ...

A polar bear near Kaktovik, Alaska. New research reveals how polar bears keep ice off their fur. Alan Wilson via Wikimedia Commons under CC BY-SA 3.0. Polar bears don’t have to worry about ...

An upside-down sea ice slab showcasing brine channels that facilitate the drainage of liquid brine and support convection along the interface. Polar sea ice is ever-changing. It shrinks, expands ...