Sea ice plays many important roles for the global climate: Its white surface can reflect energy back into space, helping the ...

This new record low is yet another indicator of how Arctic sea ice has fundamentally changed from earlier decades,” said ...

This year's Arctic sea ice peak is the lowest in the 47-year satellite record, according to data released by the US National ...

To make matters worse, NASA scientists also discovered that, this year, summer ice in the Antarctic retreated to 764,000 square miles (1.98 million square kilometers) as of March 1, tying for "the ...

As climate change effects become more pronounced, a new report from NASA and the National Snow and Ice Data Center (NSIDC) highlights a chilling reality: Arctic winter sea ice has ...

Winter sea ice cover in the Arctic was the lowest it’s ever been at its annual peak on March 22, 2025. At 5.53 million square ...

Arctic sea ice has likely reached its maximum extent for the year, at 14.33 million square kilometers (5.53 million square ...

Ice cover ebbs and flows through the seasons in the Arctic (left) and the Antarctic (right). Overall, ice cover has declined ...

The Arctic reaches its maximum sea ice in March each year and then starts a six-month melt season. The National Snow and Ice ...

Sea ice in the Arctic also helps regulate the planet’s ... that was typical in the Antarctic prior to 2010. According to NASA, the reduction in ice in both polar regions has led to another ...