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The ACS study correlated air pollution data, lifestyle factors, and death records for a sample of 552,138 adults in 151 urban areas followed over a 16-year period and concluded, just as the original had done, that breathing particulate pollution increases a person's risk of death: "Particulate air pollution was associated with cardiopulmonary ...
Air pollution can occur naturally or be caused by human activities. [4] Air pollution causes around 7 or 8 million deaths each year. [5] [6] It is a significant risk factor for a number of pollution-related diseases, including heart disease, stroke, chronic obstructive pulmonary disease (COPD), asthma and lung cancer.
In a 6-years long study completed in 2007, the Chittaranjan National Cancer Institute (CNCI) found that 70% of residents of Kolkata suffer from respiratory diseases, like lung cancer, dyspnea and asthma, caused by air pollution. According to the CNCI study, 18.4 cases of lung cancer per 100,000 people were reported from Kolkata. [2]
The study warned that India’s entire population lived in areas where PM2.5 levels exceeded WHO guidelines, meaning that about 1.4 billion people were exposed throughout the year to air pollution ...
A view toward the Chrysler Building from the Empire State Building amid the six-day smog of November 1953, estimated to have caused at least 200 deaths. [14]Even before the 1966 smog episode, scientists, city officials, and the general public recognized that New York City—and most other major American cities—had serious air-pollution problems. [15]
Over the past decade air pollution has increased in India significantly. Asthma is the most common health problem faced by Indians and it accounts for more than half of the health issues caused by air pollution. [43] [44] Air pollution is believed to be one of the key factors in accelerating the onset of Alzheimer's disease in India. [45]
Since the release of the initial 1989 study, titled A study of interior landscape plants for indoor air pollution abatement: An Interim Report, [6] further research has been done including a 1993 paper [7] and 1996 book [8] by B. C. Wolverton, the primary researcher on the original NASA study, that listed additional plants and focused on the removal of specific chemicals.
[19] [20] [21] This aerial view shows India's annual crop burning, resulting in smoke and air pollution over Delhi and adjoining areas. Air pollution in Delhi is caused mainly by industry and vehicles. [22] [12] As many as 10,000 people a year may die prematurely in Delhi as a result of air pollution. [23] According to one study, Delhi citizens ...