The melting of the polar icecaps has already begun, and a rush to develop the last great wilderness of the world is hotfooting in their wake. But what devastating effect will industrialisation have on the North Pole, and the birds and animals who call it home?

In a clip so poignant that tissues on standby are a must, a polar bear made homeless meanders her lonely way through the streets of London. If you find this affecting – and if you don’t, you need your soul adjusting – go to SaveTheArctic.org to find out how you can help…