With one foot braced on the helicopter's landing skid, a veterinarian lifted his air rifle, took aim and fired a tranquiliser dart at a polar bear.

The polar regions are cold, remote and off-putting, but there are thousands of polar words in English – and not just words ...

Scientists monitor polar bears because, like you said, the Arctic ice is declining – and it’s happening fast. The ice is melting because of global warming. When humans burn fossil fuels like ...

The researchers say they’re unsure how the injuries will affect polar bear populations ... suggests the Arctic is warming nearly four times faster than the global average.

Polar bears are at greater risk from disease due to global warming, warns new research. The threatened species are being increasingly exposed to germs and viruses as the Arctic warms, say scientists.

Recently, numerous icebergs have been observed off the north coast. While polar bear attacks ... the loss of sea ice due to global warming has driven more hungry bears onto land, increasing ...

Many icebergs have been spotted off the north coast in the last few weeks. Although attacks by polar bears ... loss of sea ice from global warming has led more hungry bears to land, putting ...

Many icebergs have been spotted off the north coast in the last few weeks. Although attacks by polar bears ... loss of sea ice from global warming has led more hungry bears to land, putting ...

Polar bears are on the verge of local extinction due to starvation in Canada's Hudson Bay. An international team of scientists says this can happen by mid-century if global warming exceeds the ...