If you replenish the ice sheets and frozen waters of the highlatitudes, more light will be reflected back into space, so reducing the warming of the oceans and atmosphere.
如果高纬度地区的冰原和冻结的水得到补充，更多的光将被反射回太空，从而减缓海洋和大气的变暖。
2
In the middle to highlatitudes rainfall has risen steadily over the last 20-30 years.
中高纬度地区的降雨量在过去的20到30年间稳步上升了。
《柯林斯英汉双解大词典》
3
The mightiest are native to North America, but big trees grow all over the globe, from the tropics to the boreal forests of the highlatitudes.