Light pollution is a problem that has been accompanying man ever since he started his first fire some 15, 000 years ago, and technology has only made it worse.
自大约1.5万年前人类生起第一堆火起，光污染问题就一直伴随着人类，科学技术只是令这一问题更加严重而已。
Light pollution is a problem that has been accompanying man ever since he started his first fire some 15,000 years ago, and technology has only made it worse.
自大约1.5万年前人类生起第一堆火起，光污染问题就一直伴随着人类，科学技术只是令这一问题更加严重而已。
There was a growing sense in the 70s that a range of environmental factors - be it pollution, pesticides, food additives, man-made cancers - meant that we were no longer in control of our bodies.
污染、农药、食品添加剂、人为致癌等一系列环境因素意味着我们失去了对自己身体的控制。这种意识人们在七十年代日益增多。
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