a yet undisclosed research sponsored by the West Bengal Pollution Control Board (wbpcb) has found that Calcutta's schoolchildren have serious pulmonary symptoms, very much like those of
Air pollution continues to violate health guidelines in many cities of the world. Sulphur dioxide and particulate matter are the most commonly recorded pollutants. Independently or in combination,
Studies conducted in USA have revealed that particulate pollution has a serious effect on the life expectancy of people. Let us assume that a serious episode of particulate pollution leads to heart