Then there's the warming waters of the seas around Alaska. It can be well below zero these days in terms of air temperature, yet the sea refuses to freeze up. "It shouldn't be open when it's -20 to -30C (-4 to -22F) but it is," says Ross, describing how old expectations about which parts of the sea should freeze, and when, have been turned on their head.
อ่านต่อเพิ่ม โรงเรียนบ้านรางม่วง
สาระสำคัญ สัมพันธ์
โพสต์โดย : lee
