CNN CNN Newsroom With Poppy Harlow and Jim Sciutto December 30, 2021 15:50:00
>> the signs were everywhere in '21 starting at the top of the world where green land's highest peak was so freakishly warm that it rained for several hours. they believe that this is the birthplace of the iceberg that sank the titanic. but now scientists are really worried this place could help sink miami, boston, bangkok, and shanghai because just this part of green land has enough ice, and if it all melts, it will raise sea levels by two feet. a new study predicts the arctic will see more rain than snow as soon as 2060, and in the meantime, the ice sheet so vital to a planet in balance is m...