This shunts warmer surface waters into the cold depth.

这就把较暖的表层水分流到寒冷的深海中。

Contemplating the task ahead would not make it easier or the water warmer.

想的再多也不可能会让这件事情变得更容易，水也不会变得更暖和。

Here, the cold waters of the Greenland Sea meet the warmer waters of the Irminger.

在这里，格陵兰海的寒冷水域与伊尔明格河的温暖水域相遇。

What's happening underneath these ice sheets? How is there warmer water and what's the interaction of salt water do to this all?

这些冰盖下面发生了什么？怎么会有更温暖的水？咸水的相互作用对这一切有什么影响？

Although shark bites are relatively rare, he says, if tiger sharks shift their range-and warmer waters draw more bathers to the ocean-that could up the odds of an unfortunate encounter beneath the waves.

他表示，虽然鲨鱼咬人的情况相对少见，但如果虎鲨改变它们的活动范围——温暖的海水吸引更多的游泳者——那么在水下遭遇不幸的几率就会增加。