The ice is melting because of global warming. When humans burn fossil fuels like oil and coal, a bunch of greenhouse gases go ...

Previous models have mainly looked at the first ice free month rather than day, which is thought to be coming around 2050 ... sea levels as this ice is already all in the sea. But an ice free ...

Scientists say that this decline has an impact on fire weather by influencing air temperature and precipitation rates globally.

Arctic sea ice has thinned significantly over the past half century, and its extent has declined by about 10 percent in the past 30 years. NASA's repeated laser altimeter readings show the edges ...

Two-thirds of the world's polar bears could be extinct by 2050 if greenhouse gas-fueled global warming keeps melting their Arctic sea-ice habitat. The Center has led the charge to save polar bears ...