资讯

The dots on the left map show the locations where samples from Greenland polar bears were collected. The new Southeast Greenland population, shown as red dots, is located between 60 and 64 degrees ...
Arctic winds from a powerful polar vortex are sweeping across several states, bringing dangerously cold temperatures and severe weather conditions. It comes as the U.S. is potentially set to see ...
Polar Vortex Live Map: Arctic Winds Blast Across Several States Published Jan 07, 2025 at 12:34 PM EST Updated Jan 07, 2025 at 7:28 PM EST By Martha McHardy ...
Around 100,000 years ago, a polar bear found herself a few miles from present-day Lonely, Alaska. There, near the sea, the bear died. But her contribution to science had just begun.
But polar bear experts worry these animals may be too good at hiding. That’s why scientists at Polar Bears International (PBI), a research and conservation group, gave Jenssen a call.
SAVING THE POLAR BEAR The great white polar bear is the youngest and largest of the world's bear species — a mighty hunter and fierce defender of its young that's among the world's most vulnerable ...
Some Manitoba researchers are looking into the potential impact and overlap of wildfires with polar bear denning habitat.