UPSC 2017 CDS II English Paper

Passage

  In its simple form, science has helped man to protect himself from Nature and to overcome natural obstacles to movement. But with the advance of science, a situation has arisen in which Nature need to be protected from man. He has used Nature’s own gifts, not only of metal but even the human brain, to attack Nature. Forests are being destroyed not only to satisfy need but to provide luxuries. The evil effects of deforestation are already making themselves clearly felt in climatic changes and soil erosion. Man has at last begun to learn that he has to protect if he wants Nature to protect him.