Polar Bears Could Disappear by 2050

On Thursday, all of the five nations surrounding the Arctic have expressed deep concern about the state of the entire region, and especially about the well-being of the polar bears as a species. The beasts face drastic habitat losses, as global warming starts prompting the melting of an incre... [ read more >> ]

As ice melts, polar bears often find themselves in the situation where the sheets they have left are no longer there. They swim for hours, until they drown from exhaustion

Image comment: As ice melts, polar bears often find themselves in the situation where the sheets they have left are no longer there. They swim for hours, until they drown from exhaustion
Image credits: Wikimedia Commons

As ice melts, polar bears often find themselves in the situation where the sheets they have left are no longer there. They swim for hours, until they drown from exhaustion