POLLUTION is the greatest killer of present time .According to a data reported in 2019 total death by all pollutions sources was approx 90 lacs .Out of this 66.7 % premature deaths were reported by the air pollution only. So one can imagine the gravity of the air pollution. Harmful substances contaminate the environment, making it bad ,very bad and dangerous in term of its qulity. It is expressed as Air quality Index or AQI. Our atmosphere is the life blanket of the earth and when it is polluted our life is endangered.
BELOW IS THE CHART / YARDSTICK TO MEASURE GOOD OR HAZARDOUS AQI LEVEL
TYPES OF POLLUTION There are mainly four types of pollutions. 1 Air pollution 2- water pollution 3- Noise pollution. 4- Land pollution.
HOW POLLUTIONS EFFECTS VARIOUS SYSTEMS – In lung it causes Asthma, Chronic bronchitis, poor lung functions and end process is respiratory failure. Cardiovascular disease ,which may trigger heart attacks,Cancer of the lung.It also effects the unborn babies adversely.
POLLUTION IS INVISIBLE KILLER -CAUSE OF LUNG CANCER STROKE AND HEART DISEASE.According to WHO report pollution is the cause of 36% Lung cancer ,34 % Strokes and 27% Heart diseases.