Pollution levels in the national capital shot up on Tuesday as wind speed dropped to zero, while fog disrupted rail services in the region.
According to Harvard T.H. Chan School of Public Health researchers, short-termexposures to fine particulate air pollution and ozone -even at the levels well below current national safety standards – may increase the risk of premature death.
A layer of smog continued to engulf Delhi with some of the areas still gripped in the hazardous category of air quality index.
Delhiites woke up to another hazy day, as a thick blanket of smog still engulfs the city.
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