Đến năm 2040, Bắc Cực sẽ không còn băng?
Một nghiên cứu khí hậu gần đây cho biết nếu lượng khí thải gây hiệu ứng nhà kính tiếp tục được thải vào không khí ở mức như hiện nay, đa số các chỗ trũng ở Bắc Cực sẽ không còn băng vào tháng 9-2040; và vào mùa đông, băng ở đây chỉ còn dày chưa tới 1m, so với 3,6 m hiện nay.
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