Uncertainty also surrounds future climate predictions, primarily because little is known about how fast the Greenland ice cap will melt, and exactly how that will affect oceanic circulation.

• 不确定性也会圈住未来的气候预测，因为原先只知道一点点有关格林兰岛冰帽将会多快融化，还有真正影响海洋的循环。