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Arctic sea ice levels hit a record low for a third consecutive year.
北極海冰水平連續(xù)三年創(chuàng)歷史新低。
Scientists with NASA and the National Snow and Ice Data Center measured sea ice covering 14.42 million square kilometers.
美國國家航空航天局和國家冰雪數(shù)據(jù)中心的科學(xué)家測量海冰面積為1442萬平方公里。
According to recordkeeping dating back to 1979, that is the smallest maximum extent of arctic ice on record.
追溯到1979年的記錄，那是北極冰層記錄中最小的最大范圍。
Compared to last year's record low, ice covering the Arctic Ocean lost about 100,000 square kilometers.
與去年紀(jì)錄低點(diǎn)相比，北冰洋覆蓋的冰層損失約為100,000平方公里。
Satellite observations showed that winter ice levels are also thinner when compared to recent years.
衛(wèi)星觀測表明，與近幾年相比冬季冰層的厚度也在變薄。
Those observations suggest that unusually warm autumn and winter temperatures have had a global effect.
這些觀察表明，異常溫暖的秋季和冬季氣溫產(chǎn)生了全球影響。
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