Stranded Polar Bear Floats Down London's Thames A very large
polar bear was spotted traveling down the River Thames, under
the Tower Bridge and past Parliament in London today. Lifelike
as it seemed, the 1.5-ton structure -- built by 15 artists in 18
days -- floated down the river to raise awareness of the melting
ice caps and the larger picture… climate change (see video
below). The melting of the ice caps threatens polar bear’s lives
because their habitat is literally disappearing. The 2 billion
people depending on glacial meltwater for irrigation and
drinking are also faced with serious consequences. This 16-foot-
high sculpture of a mother and cub holding on to life was
commissioned by Eden, a new digital television channel featuring
natural history programs. Wildlife broadcaster Sir David
Attenborough, narrator of series including Life on Earth and
Fragile Earth, said the display spreads the message that our
environment is currently unbalanced and events like the polar
bears extinction will have extreme r