Air quality remains severe as AQI crosses 500-mark in Delhi, 600 in Noida
Delhi-NCR air pollution typically worsens in October and November due to farmers burning off stubble and coal-fired power plants in surrounding states, traffic fumes and windless days.
from Zee News :State https://ift.tt/3l3AXKQ
from Zee News :State https://ift.tt/3l3AXKQ
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