On a flat map, Greenland looks like a lonely white expanse at the top of the world. On the right projections, it jumps out as the hinge between North America, Europe and the Arctic Ocean, a place ...

In recent years, scientists have shown that detecting changes in navigation signals from GPS and Galileo after they bounce off Earth’s surface (GNSS reflectometry, or GNSS-R) can deliver valuable ...

Audio is not provided for this article. In recent years, researchers have shown that variations in GPS and Galileo signals after they reflect off Earth’s surface—an approach known as GNSS ...

Arctic sea ice has large effects on the global climate. By cooling the planet, Arctic ice impacts ocean circulation, atmospheric patterns, and extreme weather conditions, even outside the Arctic ...

A research team has found that summer rainfall in the Arctic would increase by about 17% under 2°C global warming, approximately 16% of which is attributed to sea ice retreat. Their findings were ...

Vital Arctic sea ice shrank to tie its lowest measured level for the winter, the season when ice grows, as a warming Earth shattered records across the continents. Limited time: Save 25% on NBC News ...

Arctic sea ice helps cool the planet and influences weather patterns around the world, but it is disappearing faster than ever as the climate warms. Scientists have now developed a new forecasting ...