By: Radhakrishna N S
Doctors in India have called for the postponement of Delhi’s half marathon set for October 21, as air pollution has worsened sooner in the year than usual, posing a risk to runners. The air quality index, which measures the concentration of poisonous particulate matter, has hit 331 in parts of Delhi on a scale where anything above 100 is considered unhealthy by the Central Pollution Control Board. Officials said the burning of some crop stubble in the northern breadbasket states of Punjab and Haryana drove up pollution levels, even though the practice was banned and federal authorities have threatened to punish…
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