If the greenland ice sheet continue to accelerate at it's current rate - it will be gone by 2060, 100% chance. The IF here is if it continues to accelerate at its present rate. The concerning thing is that there is no evidence that suggests it will not.
If you want economic hardships - that will provide them in spades. The lose of infastructure alone would bring the global economy to its knees.
An ounce of prevention is worth a pound of cure.
Oh is it? We don't know how much of global warming is due to human activity and how much is natural. Even if we assume the 2060 number is correct, curtailing human contributions to it much drive the date back to 2085.
