Mammoths were probably sending forth bellows at the moment the first human sensibility awakened. The majority of the world's population still exists at the mercy of unwanted noise.

或许古生代的庞然大物猛犸象在其最初的人类感知觉醒的一刹那便发出了震天的咆哮，时至今日，世界上的大多数人仍不得不忍受着噪音的困绕。

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Desalination has increased as the UAE's population has grown, bringing with it other unwanted environmental impacts.

CNN: Man-made desert lake: Ecological paradise or disaster?