New Guidelines for Air Pollution (E)
The World Health Organization issued new guidelines for air pollution on 22nd September….and according to the new air-quality levels, almost all of India stands polluted. The organization has revised the guidelines for the first time since 2005, and the recommendations include new air quality levels for PM 10, PM 2.5, Ozone, Nitrogen Dioxide, Sulfur Dioxide and Carbon Monoxide.
