[Talisker]

From Article: These new measurements, based on 50 million laser readings from a NASA satellite...

There's your problem right there - all those laser blasts are melting the ice cap. Just turn the damn things off!

[Aussiebabe]

Also, there is no satellite in orbit that is designed to measure ice thickness. The first one CryoSat1 crashed on launched in 2005, a new one CryoSat 2 was schedule to be launched in December, but now has been delayed until February, 2010 at the earliest. http://www.spacenews.com/civil/cryosat-2-delay.html