What are BS Norms? What is the difference between BS – IV norms and the BS- VI? Why there is a need for upgradation of BS norms for reducing pollution? What will be its impact?

Answer: The Bharat Stage norms are standards instituted by the government to regulate emission of air pollutants from motor vehicles. The norms were introduced in 2000. With appropriate fuel and technology, they limit the release of air pollutants such as nitrogen oxides, carbon monoxide, hydrocarbons, particulate matter (PM) and sulphur oxides from vehicles using internal combustion engines. As the stage goes up, the control on emissions become stricter. Thus Bharat Stage VI norms are two stages ahead of the present Bharat Stage IV norms in regulating emissions.

Differences between Two Stages

  • The extent of sulphur is the major ....
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