27 August 2012 Last updated at 16:11 ET
Arctic sea ice reaches record low, Nasa says
Roger Harrabin
Environment analyst
The sea ice extent at 26 August (white) is markedly different from the 1979-2000 average (orange line)
Related Stories
Arctic ice set to hit record low
Ice satellite is 'powerful tool'
Sharp eye sees crippled Envisat
The Arctic has lost more sea ice this year than at any time since satellite records began in 1979, Nasa says.
link-
http://www.bbc.co.uk/news/science-environment-19393075