黄色勾勒出由卫星传感器自1979——2000年所观测到得海冰面积的在九月和三月中间范围。
The yellow outline shows the median sea ice extent observed by satellite sensors in September and March from 1979-2000. "extent" is the total area with an ice concentration of at least 15 percent.
如今，从五月中旬开始一直到九月中旬，只要一晴天，阳光就异常灼热，大街上的沥青在强光照射下蒸腾起滚滚热浪，中间夹杂着一股烧焦味。
Nowadays, from the mid- May to the mid- September, the sunlight would become scorching so long as it is fine. The pitch under the sun would generate surging heat waves smelling tar on the streets.
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