街景图片都是在公共的道路上拍摄的。 从去年夏天开始，安装有摄像头的汽车就已经行驶在英国的各个街头，开始拍摄任务了。
Street View images are taken from public roads, captured by a number of cars which have been driving around the UK since last summer.
但是在夏天，当环境温度远高于人体平均温度37度时，看同样图片而产生打呵欠反应的人还不到四分之一。
But in summer, when conditions are much hotter than the average body temperature of 37 degrees, fewer than a quarter yawned.
图片是过去十年间由美国间谍卫星拍摄的，它们证实了，在最近几年，大面积高纬度区域在夏天失去了冰层的覆盖。
The photographs, taken by spy satellites over the past decade, confirm that in recent years vast areas in high latitudes have lost their ice cover in summer months.
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