After taking several measures to curb air pollution, the authorities under GRAP-4, urged the elderly, children and those with respiratory, cardiovascular, or other chronic diseases to avoid outdoor activities and stay indoors,

Amid Delhi's worsening air quality, a concrete step in the return of odd and even rules and work-from-home measures is likely to be made by the government soon. The air quality in the national capital has remained in the “severe plus” category since Sunday,

India's capital city of Delhi has virtually shut down as air pollution hit "severe plus" levels, according to Indian government officials in its pollution control authority.