[Foto] Grootste deel noordelijk halfrond is bedekt met sneeuw of ijs

That Antarctica, the Arctic, Greenland and the frozen wastes of Siberia are covered in white comes as no surprise. But it is the extent to which the line dips down over the Northern Hemisphere that is so remarkable about the image.

Writing in his blog Al's Journal, he said: 'As it turns out, the scientific community has been addressing this particular question for some time now and they say that increased heavy snowfalls are completely consistent with what they have been predicting as a consequence of man-made global warming.'

His response came after Fox News pundit Bill O'Reilly challenged the former Vice President to give his thoughts on 'why southern New York has turned into the tundra'. Generally, the view put forward on global warming is that it would lead to expanding deserts and rising temperatures.