Its surface area in the summer shrinks year by year. 冰冠的面♥积♥每年夏天都在缩减

334. The Arctic ice cap is melting.
     北极的冰川开始融化
335. Under the effect of global warming,
     受全球变暖的影响
336. The ice cap has lost 40% of its thickness in 40 years.
     冰冠在40年间融化了40%
337. Its surface area in the summer shrinks year by year.
     冰冠的面♥积♥每年夏天都在缩减
338. It could disappear before 2030.
     并且很可能在2030年之前完全消失
339. Some predictions suggest 2015.
     也有人预言到2015年冰冠就会消失
340. Soon these waters will be
     不久之后 这些冰就会在

来自《家园 第二部分 Home Part2》第 337 行