When did the word “green” came to be widely associated with the environmental movement? In Century of New Words, John Ayto cites examples from 1971. The adjective was used to refer to environmentalists, who were “green” in their approach. In the 1970s, the colour green was associated with the protests against nuclear power stations in Germany, says the author. It was in the early 90s that I came across this word. The Earth Summit at Rio in 1992 was the driving force. Words like “ hotspots ,”“sustainable development,” and “recycling” became the buzzwords of the decade. Other terms that become hits included global warming, greenhouse effect, nuclear winter, renewable energy, bioremediation , acid rain, pollution, smog, oil pollution, biodiversity, and extinction. Newspapers splashed several “green” stories and ran campaigns to caution people against the impending environmental doom. Green organisations and politicians brought green issues to the public arena by pitting development again...